125142522 has 8 divisors (see below), whose sum is σ = 250285056. Its totient is φ = 41714172.

The previous prime is 125142499. The next prime is 125142539. The reversal of 125142522 is 225241521.

It is a sphenic number, since it is the product of 3 distinct primes.

125142522 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 125142492 and 125142501.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10428538 + ... + 10428549.

It is an arithmetic number, because the mean of its divisors is an integer number (31285632).

Almost surely, 2^125142522 is an apocalyptic number.

125142522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

125142522 is a wasteful number, since it uses less digits than its factorization.

125142522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20857092.

The product of its digits is 1600, while the sum is 24.

The square root of 125142522 is about 11186.7118493327. The cubic root of 125142522 is about 500.1899571568.

The spelling of 125142522 in words is "one hundred twenty-five million, one hundred forty-two thousand, five hundred twenty-two".