125142464 has 28 divisors (see below), whose sum is σ = 250621800. Its totient is φ = 61993728.

The previous prime is 125142461. The next prime is 125142499. The reversal of 125142464 is 464241521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125142461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1994 + ... + 15945.

Almost surely, 2^125142464 is an apocalyptic number.

It is an amenable number.

125142464 is an abundant number, since it is smaller than the sum of its proper divisors (125479336).

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

125142464 is a wasteful number, since it uses less digits than its factorization.

125142464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18060 (or 18050 counting only the distinct ones).

The product of its digits is 7680, while the sum is 29.

The square root of 125142464 is about 11186.7092569710. The cubic root of 125142464 is about 500.1898798821.

Adding to 125142464 its reverse (464241521), we get a palindrome (589383985).

The spelling of 125142464 in words is "one hundred twenty-five million, one hundred forty-two thousand, four hundred sixty-four".