1273225952 has 12 divisors (see below), whose sum is σ = 2506663656. Its totient is φ = 636612960.

The previous prime is 1273225939. The next prime is 1273225963. The reversal of 1273225952 is 2595223721.

It is a super-2 number, since 2×1273225952² = 3242208649692612608, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19894124 + ... + 19894187.

It is an arithmetic number, because the mean of its divisors is an integer number (208888638).

Almost surely, 2^1273225952 is an apocalyptic number.

It is an amenable number.

1273225952 is a deficient number, since it is larger than the sum of its proper divisors (1233437704).

1273225952 is an equidigital number, since it uses as much as digits as its factorization.

1273225952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39788321 (or 39788313 counting only the distinct ones).

The product of its digits is 75600, while the sum is 38.

The square root of 1273225952 is about 35682.2918546441. The cubic root of 1273225952 is about 1083.8482833014.

The spelling of 1273225952 in words is "one billion, two hundred seventy-three million, two hundred twenty-five thousand, nine hundred fifty-two".