10129456 has 10 divisors (see below), whose sum is σ = 19625852. Its totient is φ = 5064720.

The previous prime is 10129447. The next prime is 10129481. The reversal of 10129456 is 65492101.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316530 + ... + 316561.

Almost surely, 2^10129456 is an apocalyptic number.

10129456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10129456 is a deficient number, since it is larger than the sum of its proper divisors (9496396).

10129456 is an equidigital number, since it uses as much as digits as its factorization.

10129456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633099 (or 633093 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 10129456 is about 3182.6806311661. The cubic root of 10129456 is about 216.3691675043.

It can be divided in two parts, 10129 and 456, that added together give a triangular number (10585 = T₁₄₅).

The spelling of 10129456 in words is "ten million, one hundred twenty-nine thousand, four hundred fifty-six".