125322505 has 16 divisors (see below), whose sum is σ = 187496064. Its totient is φ = 78122880.

The previous prime is 125322503. The next prime is 125322529. The reversal of 125322505 is 505223521.

It is a happy number.

It is not a de Polignac number, because 125322505 - 2¹ = 125322503 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125322505.

It is not an unprimeable number, because it can be changed into a prime (125322503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162372 + ... + 163141.

It is an arithmetic number, because the mean of its divisors is an integer number (11718504).

Almost surely, 2^125322505 is an apocalyptic number.

It is an amenable number.

125322505 is a deficient number, since it is larger than the sum of its proper divisors (62173559).

125322505 is a wasteful number, since it uses less digits than its factorization.

125322505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325536.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 125322505 is about 11194.7534586520. The cubic root of 125322505 is about 500.4296373844.

The spelling of 125322505 in words is "one hundred twenty-five million, three hundred twenty-two thousand, five hundred five".