125762545 has 8 divisors (see below), whose sum is σ = 151321896. Its totient is φ = 100338816.

The previous prime is 125762503. The next prime is 125762561. The reversal of 125762545 is 545267521.

It can be written as a sum of positive squares in 4 ways, for example, as 22353984 + 103408561 = 4728^2 + 10169^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 125762545 - 2⁹ = 125762033 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31852 + ... + 35581.

It is an arithmetic number, because the mean of its divisors is an integer number (18915237).

Almost surely, 2^125762545 is an apocalyptic number.

It is an amenable number.

125762545 is a deficient number, since it is larger than the sum of its proper divisors (25559351).

125762545 is an equidigital number, since it uses as much as digits as its factorization.

125762545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67811.

The product of its digits is 84000, while the sum is 37.

The square root of 125762545 is about 11214.3900859565. The cubic root of 125762545 is about 501.0146661789.

The spelling of 125762545 in words is "one hundred twenty-five million, seven hundred sixty-two thousand, five hundred forty-five".