1250122172 has 12 divisors (see below), whose sum is σ = 2355999576. Its totient is φ = 576979440.

The previous prime is 1250122171. The next prime is 1250122207. The reversal of 1250122172 is 2712210521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1250122171) 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, 12020354 + ... + 12020457.

It is an arithmetic number, because the mean of its divisors is an integer number (196333298).

Almost surely, 2^1250122172 is an apocalyptic number.

It is an amenable number.

1250122172 is a deficient number, since it is larger than the sum of its proper divisors (1105877404).

1250122172 is a wasteful number, since it uses less digits than its factorization.

1250122172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24040828 (or 24040826 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 1250122172 is about 35357.0667901058. The cubic root of 1250122172 is about 1077.2524387520.

Adding to 1250122172 its reverse (2712210521), we get a palindrome (3962332693).

The spelling of 1250122172 in words is "one billion, two hundred fifty million, one hundred twenty-two thousand, one hundred seventy-two".