5135212023 has 16 divisors (see below), whose sum is σ = 7234740480. Its totient is φ = 3230950464.

The previous prime is 5135212021. The next prime is 5135212037. The reversal of 5135212023 is 3202125315.

It is a happy number.

It is not a de Polignac number, because 5135212023 - 2¹ = 5135212021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5135211984 and 5135212002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5135212021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156286 + ... + 186267.

It is an arithmetic number, because the mean of its divisors is an integer number (452171280).

Almost surely, 2^5135212023 is an apocalyptic number.

5135212023 is a deficient number, since it is larger than the sum of its proper divisors (2099528457).

5135212023 is a wasteful number, since it uses less digits than its factorization.

5135212023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342838.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 5135212023 is about 71660.3936843777. The cubic root of 5135212023 is about 1725.2530075438.

Adding to 5135212023 its reverse (3202125315), we get a palindrome (8337337338).

The spelling of 5135212023 in words is "five billion, one hundred thirty-five million, two hundred twelve thousand, twenty-three".