1513036853 has 4 divisors (see below), whose sum is σ = 1578821088. Its totient is φ = 1447252620.

The previous prime is 1513036843. The next prime is 1513036897. The reversal of 1513036853 is 3586303151.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3586303151 = 21683 ⋅165397.

It is a cyclic number.

It is not a de Polignac number, because 1513036853 - 2²⁰ = 1511988277 is a prime.

It is a super-2 number, since 2×1513036853² = 4578561037072287218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1513036843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32892083 + ... + 32892128.

It is an arithmetic number, because the mean of its divisors is an integer number (394705272).

Almost surely, 2^1513036853 is an apocalyptic number.

It is an amenable number.

1513036853 is a deficient number, since it is larger than the sum of its proper divisors (65784235).

1513036853 is an equidigital number, since it uses as much as digits as its factorization.

1513036853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65784234.

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 1513036853 is about 38897.7743964870. The cubic root of 1513036853 is about 1148.0210079743.

The spelling of 1513036853 in words is "one billion, five hundred thirteen million, thirty-six thousand, eight hundred fifty-three".