125144634 has 16 divisors (see below), whose sum is σ = 250443072. Its totient is φ = 41689248.

The previous prime is 125144629. The next prime is 125144639. The reversal of 125144634 is 436441521.

It is an interprime number because it is at equal distance from previous prime (125144629) and next prime (125144639).

It is a super-2 number, since 2×125144634² = 31322358837987912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (125144639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6027 + ... + 16929.

It is an arithmetic number, because the mean of its divisors is an integer number (15652692).

Almost surely, 2^125144634 is an apocalyptic number.

125144634 is an abundant number, since it is smaller than the sum of its proper divisors (125298438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125144634 is a wasteful number, since it uses less digits than its factorization.

125144634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12821.

The product of its digits is 11520, while the sum is 30.

The square root of 125144634 is about 11186.8062466461. The cubic root of 125144634 is about 500.1927710025.

The spelling of 125144634 in words is "one hundred twenty-five million, one hundred forty-four thousand, six hundred thirty-four".