1013435765 has 8 divisors (see below), whose sum is σ = 1221577728. Its totient is φ = 807112080.

The previous prime is 1013435749. The next prime is 1013435771. The reversal of 1013435765 is 5675343101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1013435765 - 2⁴ = 1013435749 is a prime.

It is a super-2 number, since 2×1013435765² = 2054104099562270450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 453341 + ... + 455570.

It is an arithmetic number, because the mean of its divisors is an integer number (152697216).

Almost surely, 2^1013435765 is an apocalyptic number.

It is an amenable number.

1013435765 is a deficient number, since it is larger than the sum of its proper divisors (208141963).

1013435765 is an equidigital number, since it uses as much as digits as its factorization.

1013435765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909139.

The product of its (nonzero) digits is 37800, while the sum is 35.

The square root of 1013435765 is about 31834.5058859094. The cubic root of 1013435765 is about 1004.4586789693.

Adding to 1013435765 its reverse (5675343101), we get a palindrome (6688778866).

The spelling of 1013435765 in words is "one billion, thirteen million, four hundred thirty-five thousand, seven hundred sixty-five".