99512929 has 4 divisors (see below), whose sum is σ = 99581076. Its totient is φ = 99444784.

The previous prime is 99512921. The next prime is 99512953. The reversal of 99512929 is 92921599.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 34339600 + 65173329 = 5860^2 + 8073^2 .

It is a cyclic number.

It is not a de Polignac number, because 99512929 - 2³ = 99512921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99512921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31834 + ... + 34819.

It is an arithmetic number, because the mean of its divisors is an integer number (24895269).

Almost surely, 2^99512929 is an apocalyptic number.

It is an amenable number.

99512929 is a deficient number, since it is larger than the sum of its proper divisors (68147).

99512929 is a wasteful number, since it uses less digits than its factorization.

99512929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68146.

The product of its digits is 131220, while the sum is 46.

The square root of 99512929 is about 9975.6167227896. The cubic root of 99512929 is about 463.4040620881.

It can be divided in two parts, 9951 and 2929, that added together give a triangular number (12880 = T₁₆₀).

The spelling of 99512929 in words is "ninety-nine million, five hundred twelve thousand, nine hundred twenty-nine".