10129331 has 4 divisors (see below), whose sum is σ = 10725192. Its totient is φ = 9533472.

The previous prime is 10129321. The next prime is 10129349. The reversal of 10129331 is 13392101.

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

It is a cyclic number.

It is not a de Polignac number, because 10129331 - 2⁶ = 10129267 is a prime.

It is a super-2 number, since 2×10129331² = 205206693015122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10129321) 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, 297905 + ... + 297938.

It is an arithmetic number, because the mean of its divisors is an integer number (2681298).

Almost surely, 2^10129331 is an apocalyptic number.

10129331 is a deficient number, since it is larger than the sum of its proper divisors (595861).

10129331 is an equidigital number, since it uses as much as digits as its factorization.

10129331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595860.

The product of its (nonzero) digits is 162, while the sum is 20.

The square root of 10129331 is about 3182.6609935713. The cubic root of 10129331 is about 216.3682774842.

The spelling of 10129331 in words is "ten million, one hundred twenty-nine thousand, three hundred thirty-one".