5163555431 has 4 divisors (see below), whose sum is σ = 5174756664. Its totient is φ = 5152354200.

The previous prime is 5163555427. The next prime is 5163555437. The reversal of 5163555431 is 1345553615.

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 5163555431 - 2² = 5163555427 is a prime.

It is a super-2 number, since 2×5163555431² = 53324609378019191522, 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 (5163555437) 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, 5599925 + ... + 5600846.

It is an arithmetic number, because the mean of its divisors is an integer number (1293689166).

Almost surely, 2^5163555431 is an apocalyptic number.

5163555431 is a deficient number, since it is larger than the sum of its proper divisors (11201233).

5163555431 is a wasteful number, since it uses less digits than its factorization.

5163555431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11201232.

The product of its digits is 135000, while the sum is 38.

The square root of 5163555431 is about 71857.8835688889. The cubic root of 5163555431 is about 1728.4213193723.

The spelling of 5163555431 in words is "five billion, one hundred sixty-three million, five hundred fifty-five thousand, four hundred thirty-one".