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135671629 is a prime number
BaseRepresentation
bin10000001011000…
…10111101001101
3100110021211111011
420011202331031
5234212443004
621243525221
73235122052
oct1005427515
9313254434
10135671629
116a646115
1239529811
1322153192
1414039029
15bd9e004
hex8162f4d

135671629 has 2 divisors, whose sum is σ = 135671630. Its totient is φ = 135671628.

The previous prime is 135671623. The next prime is 135671659. The reversal of 135671629 is 926176531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87048900 + 48622729 = 9330^2 + 6973^2 .

It is a cyclic number.

It is not a de Polignac number, because 135671629 - 25 = 135671597 is a prime.

It is a pancake number, because a pancake can be divided into 135671629 parts by 16472 straight cuts.

It is a junction number, because it is equal to n+sod(n) for n = 135671591 and 135671600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135671623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67835814 + 67835815.

It is an arithmetic number, because the mean of its divisors is an integer number (67835815).

Almost surely, 2135671629 is an apocalyptic number.

It is an amenable number.

135671629 is a deficient number, since it is larger than the sum of its proper divisors (1).

135671629 is an equidigital number, since it uses as much as digits as its factorization.

135671629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 40.

The square root of 135671629 is about 11647.8164906561. The cubic root of 135671629 is about 513.8420952069.

The spelling of 135671629 in words is "one hundred thirty-five million, six hundred seventy-one thousand, six hundred twenty-nine".