1252971202 has 16 divisors (see below), whose sum is σ = 2148962112. Its totient is φ = 536734800.

The previous prime is 1252971199. The next prime is 1252971217. The reversal of 1252971202 is 2021792521.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11452 + ... + 51352.

It is an arithmetic number, because the mean of its divisors is an integer number (134310132).

Almost surely, 2^1252971202 is an apocalyptic number.

1252971202 is a deficient number, since it is larger than the sum of its proper divisors (895990910).

1252971202 is a wasteful number, since it uses less digits than its factorization.

1252971202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42153.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 1252971202 is about 35397.3332611371. Note that the first 3 decimals coincide. The cubic root of 1252971202 is about 1078.0701710822.

The spelling of 1252971202 in words is "one billion, two hundred fifty-two million, nine hundred seventy-one thousand, two hundred two".