125525066 has 8 divisors (see below), whose sum is σ = 190403460. Its totient is φ = 62057248.

The previous prime is 125525063. The next prime is 125525069. The reversal of 125525066 is 660525521.

It is an interprime number because it is at equal distance from previous prime (125525063) and next prime (125525069).

It can be written as a sum of positive squares in 2 ways, for example, as 124970041 + 555025 = 11179^2 + 745^2 .

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

It is not an unprimeable number, because it can be changed into a prime (125525063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 352421 + ... + 352776.

Almost surely, 2^125525066 is an apocalyptic number.

125525066 is a deficient number, since it is larger than the sum of its proper divisors (64878394).

125525066 is an equidigital number, since it uses as much as digits as its factorization.

125525066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705288.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 125525066 is about 11203.7969456787. The cubic root of 125525066 is about 500.6991100347.

The spelling of 125525066 in words is "one hundred twenty-five million, five hundred twenty-five thousand, sixty-six".