125322146 has 16 divisors (see below), whose sum is σ = 190780920. Its totient is φ = 61733760.

The previous prime is 125322143. The next prime is 125322149. The reversal of 125322146 is 641223521.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (125322143) and next prime (125322149).

It can be written as a sum of positive squares in 4 ways, for example, as 68244121 + 57078025 = 8261^2 + 7555^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (125322143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55316 + ... + 57536.

Almost surely, 2^125322146 is an apocalyptic number.

125322146 is a deficient number, since it is larger than the sum of its proper divisors (65458774).

125322146 is a wasteful number, since it uses less digits than its factorization.

125322146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2629.

The product of its digits is 2880, while the sum is 26.

The square root of 125322146 is about 11194.7374243436. The cubic root of 125322146 is about 500.4291595388.

Adding to 125322146 its reverse (641223521), we get a palindrome (766545667).

The spelling of 125322146 in words is "one hundred twenty-five million, three hundred twenty-two thousand, one hundred forty-six".