1013366553 has 8 divisors (see below), whose sum is σ = 1353909216. Its totient is φ = 674200800.

The previous prime is 1013366513. The next prime is 1013366561. The reversal of 1013366553 is 3556633101.

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

It is not a de Polignac number, because 1013366553 - 2⁶ = 1013366489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1013366513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 342508 + ... + 345453.

It is an arithmetic number, because the mean of its divisors is an integer number (169238652).

Almost surely, 2^1013366553 is an apocalyptic number.

It is an amenable number.

1013366553 is a deficient number, since it is larger than the sum of its proper divisors (340542663).

1013366553 is an equidigital number, since it uses as much as digits as its factorization.

1013366553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688455.

The product of its (nonzero) digits is 24300, while the sum is 33.

The square root of 1013366553 is about 31833.4188079132. The cubic root of 1013366553 is about 1004.4358121436.

Adding to 1013366553 its reverse (3556633101), we get a palindrome (4569999654).

The spelling of 1013366553 in words is "one billion, thirteen million, three hundred sixty-six thousand, five hundred fifty-three".