125242737 has 8 divisors (see below), whose sum is σ = 175779360. Its totient is φ = 79100640.

The previous prime is 125242717. The next prime is 125242739. The reversal of 125242737 is 737242521.

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

It is not a de Polignac number, because 125242737 - 2⁶ = 125242673 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125242698 and 125242707.

It is not an unprimeable number, because it can be changed into a prime (125242739) 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, 1098564 + ... + 1098677.

It is an arithmetic number, because the mean of its divisors is an integer number (21972420).

Almost surely, 2^125242737 is an apocalyptic number.

It is an amenable number.

125242737 is a deficient number, since it is larger than the sum of its proper divisors (50536623).

125242737 is a wasteful number, since it uses less digits than its factorization.

125242737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2197263.

The product of its digits is 23520, while the sum is 33.

The square root of 125242737 is about 11191.1901511859. The cubic root of 125242737 is about 500.3234400613.

The spelling of 125242737 in words is "one hundred twenty-five million, two hundred forty-two thousand, seven hundred thirty-seven".