1147073355 has 12 divisors (see below), whose sum is σ = 1988260560. Its totient is φ = 611772432.

The previous prime is 1147073311. The next prime is 1147073357. The reversal of 1147073355 is 5533707411.

It is not a de Polignac number, because 1147073355 - 2¹³ = 1147065163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1147073357) 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 11 ways as a sum of consecutive naturals, for example, 12745215 + ... + 12745304.

It is an arithmetic number, because the mean of its divisors is an integer number (165688380).

Almost surely, 2^1147073355 is an apocalyptic number.

1147073355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1147073355 is a deficient number, since it is larger than the sum of its proper divisors (841187205).

1147073355 is a wasteful number, since it uses less digits than its factorization.

1147073355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25490530 (or 25490527 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 36.

The square root of 1147073355 is about 33868.4714004042. The cubic root of 1147073355 is about 1046.8000400831.

The spelling of 1147073355 in words is "one billion, one hundred forty-seven million, seventy-three thousand, three hundred fifty-five".