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53156429 is a prime number
BaseRepresentation
bin1100101011000…
…1101001001101
310201000121220122
43022301221031
5102102001204
65135154325
71213552004
oct312615115
9121017818
1053156429
1128007237
12159759a5
13b022011
1470b9c3b
154a000be
hex32b1a4d

53156429 has 2 divisors, whose sum is σ = 53156430. Its totient is φ = 53156428.

The previous prime is 53156417. The next prime is 53156447. The reversal of 53156429 is 92465135.

53156429 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50836900 + 2319529 = 7130^2 + 1523^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-53156429 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53156479) 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, 26578214 + 26578215.

It is an arithmetic number, because the mean of its divisors is an integer number (26578215).

Almost surely, 253156429 is an apocalyptic number.

It is an amenable number.

53156429 is a deficient number, since it is larger than the sum of its proper divisors (1).

53156429 is an equidigital number, since it uses as much as digits as its factorization.

53156429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32400, while the sum is 35.

The square root of 53156429 is about 7290.8455613872. The cubic root of 53156429 is about 375.9977671702.

The spelling of 53156429 in words is "fifty-three million, one hundred fifty-six thousand, four hundred twenty-nine".