5212923251 has 4 divisors (see below), whose sum is σ = 5439572112. Its totient is φ = 4986274392.

The previous prime is 5212923227. The next prime is 5212923257. The reversal of 5212923251 is 1523292125.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5212923251 - 2¹⁸ = 5212661107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5212923257) 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, 113324396 + ... + 113324441.

It is an arithmetic number, because the mean of its divisors is an integer number (1359893028).

Almost surely, 2^5212923251 is an apocalyptic number.

5212923251 is a deficient number, since it is larger than the sum of its proper divisors (226648861).

5212923251 is a wasteful number, since it uses less digits than its factorization.

5212923251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226648860.

The product of its digits is 10800, while the sum is 32.

The square root of 5212923251 is about 72200.5765281691. The cubic root of 5212923251 is about 1733.9122317572.

The spelling of 5212923251 in words is "five billion, two hundred twelve million, nine hundred twenty-three thousand, two hundred fifty-one".