1147109994 has 24 divisors (see below), whose sum is σ = 2490527520. Its totient is φ = 381581928.

The previous prime is 1147109987. The next prime is 1147110023. The reversal of 1147109994 is 4999017411.

1147109994 is a `hidden beast` number, since 1 + 1 + 471 + 0 + 99 + 94 = 666.

It is a super-2 number, since 2×1147109994² = 2631722676669360072, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56664 + ... + 74195.

It is an arithmetic number, because the mean of its divisors is an integer number (103771980).

Almost surely, 2^1147109994 is an apocalyptic number.

1147109994 is an abundant number, since it is smaller than the sum of its proper divisors (1343417526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1147109994 is a wasteful number, since it uses less digits than its factorization.

1147109994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131354 (or 131351 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 45.

The square root of 1147109994 is about 33869.0122973789. The cubic root of 1147109994 is about 1046.8111853448.

The spelling of 1147109994 in words is "one billion, one hundred forty-seven million, one hundred nine thousand, nine hundred ninety-four".