1147064553 has 12 divisors (see below), whose sum is σ = 1658461168. Its totient is φ = 763975800.

The previous prime is 1147064519. The next prime is 1147064587. The reversal of 1147064553 is 3554607411.

1147064553 is a `hidden beast` number, since 1 + 1 + 4 + 7 + 0 + 645 + 5 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (1147064519) and next prime (1147064587).

It is not a de Polignac number, because 1147064553 - 2⁸ = 1147064297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1147064353) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51175 + ... + 70092.

Almost surely, 2^1147064553 is an apocalyptic number.

It is an amenable number.

1147064553 is a deficient number, since it is larger than the sum of its proper divisors (511396615).

1147064553 is a wasteful number, since it uses less digits than its factorization.

1147064553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122324 (or 122321 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 1147064553 is about 33868.3414562922. The cubic root of 1147064553 is about 1046.7973625567.

The spelling of 1147064553 in words is "one billion, one hundred forty-seven million, sixty-four thousand, five hundred fifty-three".