4747377431 has 2 divisors, whose sum is σ = 4747377432. Its totient is φ = 4747377430.

The previous prime is 4747377419. The next prime is 4747377433. The reversal of 4747377431 is 1347737474.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4747377431 is a prime.

It is a super-2 number, since 2×4747377431² = 45075184944736319522, which contains 22 as substring.

Together with 4747377433, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4747377433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2373688715 + 2373688716.

It is an arithmetic number, because the mean of its divisors is an integer number (2373688716).

Almost surely, 2^4747377431 is an apocalyptic number.

4747377431 is a deficient number, since it is larger than the sum of its proper divisors (1).

4747377431 is an equidigital number, since it uses as much as digits as its factorization.

4747377431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1382976, while the sum is 47.

The square root of 4747377431 is about 68901.2150183144. The cubic root of 4747377431 is about 1680.6782775868.

The spelling of 4747377431 in words is "four billion, seven hundred forty-seven million, three hundred seventy-seven thousand, four hundred thirty-one".