135875629 has 2 divisors, whose sum is σ = 135875630. Its totient is φ = 135875628.

The previous prime is 135875591. The next prime is 135875671. The reversal of 135875629 is 926578531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79655625 + 56220004 = 8925^2 + 7498^2 .

It is a cyclic number.

It is not a de Polignac number, because 135875629 - 2⁷ = 135875501 is a prime.

It is a super-2 number, since 2×135875629² = 36924373112291282, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135875029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67937814 + 67937815.

It is an arithmetic number, because the mean of its divisors is an integer number (67937815).

Almost surely, 2^135875629 is an apocalyptic number.

It is an amenable number.

135875629 is a deficient number, since it is larger than the sum of its proper divisors (1).

135875629 is an equidigital number, since it uses as much as digits as its factorization.

135875629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 453600, while the sum is 46.

The square root of 135875629 is about 11656.5702073981. The cubic root of 135875629 is about 514.0995091145.

The spelling of 135875629 in words is "one hundred thirty-five million, eight hundred seventy-five thousand, six hundred twenty-nine".