5219951413 has 4 divisors (see below), whose sum is σ = 5226071788. Its totient is φ = 5213831040.

The previous prime is 5219951381. The next prime is 5219951431. The reversal of 5219951413 is 3141599125.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2106534609 + 3113416804 = 45897^2 + 55798^2 .

It is a cyclic number.

It is not a de Polignac number, because 5219951413 - 2⁵ = 5219951381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5219955413) 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, 3058908 + ... + 3060613.

It is an arithmetic number, because the mean of its divisors is an integer number (1306517947).

Almost surely, 2^5219951413 is an apocalyptic number.

It is an amenable number.

5219951413 is a deficient number, since it is larger than the sum of its proper divisors (6120375).

5219951413 is an equidigital number, since it uses as much as digits as its factorization.

5219951413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6120374.

The product of its digits is 48600, while the sum is 40.

The square root of 5219951413 is about 72249.2312277439. The cubic root of 5219951413 is about 1734.6911129472.

The spelling of 5219951413 in words is "five billion, two hundred nineteen million, nine hundred fifty-one thousand, four hundred thirteen".