1013165064 has 128 divisors (see below), whose sum is σ = 2941747200. Its totient is φ = 322712640.

The previous prime is 1013165059. The next prime is 1013165071. The reversal of 1013165064 is 4605613101.

1013165064 is a `hidden beast` number, since 1 + 0 + 1 + 3 + 1 + 650 + 6 + 4 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 554857 + ... + 556679.

It is an arithmetic number, because the mean of its divisors is an integer number (22982400).

Almost surely, 2^1013165064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1013165064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1470873600).

1013165064 is an abundant number, since it is smaller than the sum of its proper divisors (1928582136).

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

1013165064 is a wasteful number, since it uses less digits than its factorization.

1013165064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1952 (or 1942 counting only the distinct ones).

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

The square root of 1013165064 is about 31830.2539103916. The cubic root of 1013165064 is about 1004.3692366347.

Adding to 1013165064 its reverse (4605613101), we get a palindrome (5618778165).

The spelling of 1013165064 in words is "one billion, thirteen million, one hundred sixty-five thousand, sixty-four".