4915423813 has 4 divisors (see below), whose sum is σ = 4930274368. Its totient is φ = 4900573260.

The previous prime is 4915423801. The next prime is 4915423831. The reversal of 4915423813 is 3183245194.

It is a happy number.

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 4915423813 - 2²⁵ = 4881869381 is a prime.

It is a super-2 number, since 2×4915423813² = 48322782522814917938, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4915423883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7424781 + ... + 7425442.

It is an arithmetic number, because the mean of its divisors is an integer number (1232568592).

Almost surely, 2^4915423813 is an apocalyptic number.

It is an amenable number.

4915423813 is a deficient number, since it is larger than the sum of its proper divisors (14850555).

4915423813 is a wasteful number, since it uses less digits than its factorization.

4915423813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14850554.

The product of its digits is 103680, while the sum is 40.

The square root of 4915423813 is about 70110.0835329698. The cubic root of 4915423813 is about 1700.2795172452.

The spelling of 4915423813 in words is "four billion, nine hundred fifteen million, four hundred twenty-three thousand, eight hundred thirteen".