125245747 has 8 divisors (see below), whose sum is σ = 137909952. Its totient is φ = 112794600.

The previous prime is 125245733. The next prime is 125245781. The reversal of 125245747 is 747542521.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125245747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125245717) 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, 52029 + ... + 54382.

It is an arithmetic number, because the mean of its divisors is an integer number (17238744).

Almost surely, 2^125245747 is an apocalyptic number.

125245747 is a deficient number, since it is larger than the sum of its proper divisors (12664205).

125245747 is a wasteful number, since it uses less digits than its factorization.

125245747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106529.

The product of its digits is 78400, while the sum is 37.

The square root of 125245747 is about 11191.3246311596. The cubic root of 125245747 is about 500.3274481752.

The spelling of 125245747 in words is "one hundred twenty-five million, two hundred forty-five thousand, seven hundred forty-seven".