913535729 has 2 divisors, whose sum is σ = 913535730. Its totient is φ = 913535728.

The previous prime is 913535723. The next prime is 913535839. The reversal of 913535729 is 927535319.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 912040000 + 1495729 = 30200^2 + 1223^2 .

It is a cyclic number.

It is not a de Polignac number, because 913535729 - 2²⁰ = 912487153 is a prime.

It is a super-2 number, since 2×913535729² = 1669095056319122882, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 913535729.

It is not a weakly prime, because it can be changed into another prime (913535723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 456767864 + 456767865.

It is an arithmetic number, because the mean of its divisors is an integer number (456767865).

Almost surely, 2^913535729 is an apocalyptic number.

It is an amenable number.

913535729 is a deficient number, since it is larger than the sum of its proper divisors (1).

913535729 is an equidigital number, since it uses as much as digits as its factorization.

913535729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 255150, while the sum is 44.

The square root of 913535729 is about 30224.7535804678. The cubic root of 913535729 is about 970.3055433816.

The spelling of 913535729 in words is "nine hundred thirteen million, five hundred thirty-five thousand, seven hundred twenty-nine".