15053231135 has 4 divisors (see below), whose sum is σ = 18063877368. Its totient is φ = 12042584904.

The previous prime is 15053231119. The next prime is 15053231147. The reversal of 15053231135 is 53113235051.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53113235051 = 239 ⋅222231109.

It is a cyclic number.

It is not a de Polignac number, because 15053231135 - 2⁴ = 15053231119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15053231098 and 15053231107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1505323109 + ... + 1505323118.

It is an arithmetic number, because the mean of its divisors is an integer number (4515969342).

Almost surely, 2^15053231135 is an apocalyptic number.

15053231135 is a deficient number, since it is larger than the sum of its proper divisors (3010646233).

15053231135 is an equidigital number, since it uses as much as digits as its factorization.

15053231135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3010646232.

The product of its (nonzero) digits is 6750, while the sum is 29.

Adding to 15053231135 its reverse (53113235051), we get a palindrome (68166466186).

The spelling of 15053231135 in words is "fifteen billion, fifty-three million, two hundred thirty-one thousand, one hundred thirty-five".