5213810949 has 4 divisors (see below), whose sum is σ = 6951747936. Its totient is φ = 3475873964.

The previous prime is 5213810941. The next prime is 5213810969. The reversal of 5213810949 is 9490183125.

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.

It is a cyclic number.

It is not a de Polignac number, because 5213810949 - 2³ = 5213810941 is a prime.

It is a super-2 number, since 2×5213810949² = 54367649223824561202, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5213810949.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5213810941) 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, 868968489 + ... + 868968494.

It is an arithmetic number, because the mean of its divisors is an integer number (1737936984).

Almost surely, 2^5213810949 is an apocalyptic number.

It is an amenable number.

5213810949 is a deficient number, since it is larger than the sum of its proper divisors (1737936987).

5213810949 is a wasteful number, since it uses less digits than its factorization.

5213810949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1737936986.

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 5213810949 is about 72206.7237104690. The cubic root of 5213810949 is about 1734.0106476227.

The spelling of 5213810949 in words is "five billion, two hundred thirteen million, eight hundred ten thousand, nine hundred forty-nine".