1156315064 has 64 divisors (see below), whose sum is σ = 2339504640. Its totient is φ = 534441600.

The previous prime is 1156315051. The next prime is 1156315067. The reversal of 1156315064 is 4605136511.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1156315064.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1156315067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 798389 + ... + 799835.

It is an arithmetic number, because the mean of its divisors is an integer number (36554760).

Almost surely, 2^1156315064 is an apocalyptic number.

It is an amenable number.

1156315064 is an abundant number, since it is smaller than the sum of its proper divisors (1183189576).

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

1156315064 is a wasteful number, since it uses less digits than its factorization.

1156315064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1620 (or 1616 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 1156315064 is about 34004.6329784634. The cubic root of 1156315064 is about 1049.6038003306.

The spelling of 1156315064 in words is "one billion, one hundred fifty-six million, three hundred fifteen thousand, sixty-four".