1047979216 has 20 divisors (see below), whose sum is σ = 2038557024. Its totient is φ = 521900000.

The previous prime is 1047979213. The next prime is 1047979223. The reversal of 1047979216 is 6129797401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1047979213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126460 + ... + 134491.

Almost surely, 2^1047979216 is an apocalyptic number.

1047979216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1047979216 is a deficient number, since it is larger than the sum of its proper divisors (990577808).

1047979216 is a wasteful number, since it uses less digits than its factorization.

1047979216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261210 (or 261204 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 46.

The square root of 1047979216 is about 32372.5071009337. The cubic root of 1047979216 is about 1015.7439007727.

The spelling of 1047979216 in words is "one billion, forty-seven million, nine hundred seventy-nine thousand, two hundred sixteen".