2023135515 has 16 divisors (see below), whose sum is σ = 3596685600. Its totient is φ = 1079005536.

The previous prime is 2023135501. The next prime is 2023135531. The reversal of 2023135515 is 5155313202.

It is a happy number.

It is not a de Polignac number, because 2023135515 - 2²⁰ = 2022086939 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 7492960 + ... + 7493229.

It is an arithmetic number, because the mean of its divisors is an integer number (224792850).

Almost surely, 2^2023135515 is an apocalyptic number.

2023135515 is a deficient number, since it is larger than the sum of its proper divisors (1573550085).

2023135515 is a wasteful number, since it uses less digits than its factorization.

2023135515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14986203 (or 14986197 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 2023135515 is about 44979.2787292104. The cubic root of 2023135515 is about 1264.7605904370.

Adding to 2023135515 its reverse (5155313202), we get a palindrome (7178448717).

The spelling of 2023135515 in words is "two billion, twenty-three million, one hundred thirty-five thousand, five hundred fifteen".