1150610643 has 128 divisors (see below), whose sum is σ = 2248243200. Its totient is φ = 567710208.

The previous prime is 1150610639. The next prime is 1150610653. The reversal of 1150610643 is 3460160511.

1150610643 is a `hidden beast` number, since 1 + 1 + 5 + 0 + 6 + 10 + 643 = 666.

It is not a de Polignac number, because 1150610643 - 2² = 1150610639 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1150610623) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 7058880 + ... + 7059042.

It is an arithmetic number, because the mean of its divisors is an integer number (17564400).

Almost surely, 2^1150610643 is an apocalyptic number.

1150610643 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1150610643 is a deficient number, since it is larger than the sum of its proper divisors (1097632557).

1150610643 is a wasteful number, since it uses less digits than its factorization.

1150610643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235 (or 203 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1150610643 is about 33920.6521605938. The cubic root of 1150610643 is about 1047.8749592842.

The spelling of 1150610643 in words is "one billion, one hundred fifty million, six hundred ten thousand, six hundred forty-three".