125829699 has 16 divisors (see below), whose sum is σ = 179896320. Its totient is φ = 77950080.

The previous prime is 125829677. The next prime is 125829703. The reversal of 125829699 is 996928521.

It is not a de Polignac number, because 125829699 - 2¹² = 125825603 is a prime.

It is a super-2 number, since 2×125829699² = 31666226300861202, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (125829629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11587 + ... + 19644.

It is an arithmetic number, because the mean of its divisors is an integer number (11243520).

Almost surely, 2^125829699 is an apocalyptic number.

125829699 is a deficient number, since it is larger than the sum of its proper divisors (54066621).

125829699 is a wasteful number, since it uses less digits than its factorization.

125829699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31330.

The product of its digits is 699840, while the sum is 51.

The square root of 125829699 is about 11217.3837858923. The cubic root of 125829699 is about 501.1038266734.

The spelling of 125829699 in words is "one hundred twenty-five million, eight hundred twenty-nine thousand, six hundred ninety-nine".