1272483112 has 32 divisors (see below), whose sum is σ = 2470500000. Its totient is φ = 613724608.

The previous prime is 1272483109. The next prime is 1272483127. The reversal of 1272483112 is 2113842721.

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, 345939 + ... + 349597.

It is an arithmetic number, because the mean of its divisors is an integer number (77203125).

Almost surely, 2^1272483112 is an apocalyptic number.

It is an amenable number.

1272483112 is a deficient number, since it is larger than the sum of its proper divisors (1198016888).

1272483112 is a wasteful number, since it uses less digits than its factorization.

1272483112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5193 (or 5189 counting only the distinct ones).

The product of its digits is 5376, while the sum is 31.

The square root of 1272483112 is about 35671.8812512040. The cubic root of 1272483112 is about 1083.6374585883.

The spelling of 1272483112 in words is "one billion, two hundred seventy-two million, four hundred eighty-three thousand, one hundred twelve".