5263431919 has 2 divisors, whose sum is σ = 5263431920. Its totient is φ = 5263431918.

The previous prime is 5263431913. The next prime is 5263431923. The reversal of 5263431919 is 9191343625.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5263431919 - 2⁷ = 5263431791 is a prime.

It is a super-2 number, since 2×5263431919² = 55407431131896045122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5263431913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2631715959 + 2631715960.

It is an arithmetic number, because the mean of its divisors is an integer number (2631715960).

Almost surely, 2^5263431919 is an apocalyptic number.

5263431919 is a deficient number, since it is larger than the sum of its proper divisors (1).

5263431919 is an equidigital number, since it uses as much as digits as its factorization.

5263431919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 43.

The square root of 5263431919 is about 72549.5135683210. The cubic root of 5263431919 is about 1739.4942731387.

The spelling of 5263431919 in words is "five billion, two hundred sixty-three million, four hundred thirty-one thousand, nine hundred nineteen".