125505602 has 16 divisors (see below), whose sum is σ = 199600800. Its totient is φ = 59019840.

The previous prime is 125505587. The next prime is 125505607. The reversal of 125505602 is 206505521.

It is a super-2 number, since 2×125505602² = 31503312266764808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (125505607) 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, 6599 + ... + 17162.

It is an arithmetic number, because the mean of its divisors is an integer number (12475050).

Almost surely, 2^125505602 is an apocalyptic number.

125505602 is a deficient number, since it is larger than the sum of its proper divisors (74095198).

125505602 is a wasteful number, since it uses less digits than its factorization.

125505602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23921.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 125505602 is about 11202.9282779102. The cubic root of 125505602 is about 500.6732291183.

The spelling of 125505602 in words is "one hundred twenty-five million, five hundred five thousand, six hundred two".