1013107665 has 16 divisors (see below), whose sum is σ = 1621366848. Its totient is φ = 540192576.

The previous prime is 1013107643. The next prime is 1013107681. The reversal of 1013107665 is 5667013101.

It is not a de Polignac number, because 1013107665 - 2⁵ = 1013107633 is a prime.

It is a super-3 number, since 3×1013107665³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116602 + ... + 124988.

It is an arithmetic number, because the mean of its divisors is an integer number (101335428).

Almost surely, 2^1013107665 is an apocalyptic number.

1013107665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1013107665 is a deficient number, since it is larger than the sum of its proper divisors (608259183).

1013107665 is an equidigital number, since it uses as much as digits as its factorization.

1013107665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16448.

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 1013107665 is about 31829.3522554261. The cubic root of 1013107665 is about 1004.3502693803.

The spelling of 1013107665 in words is "one billion, thirteen million, one hundred seven thousand, six hundred sixty-five".