5321637479 has 2 divisors, whose sum is σ = 5321637480. Its totient is φ = 5321637478.

The previous prime is 5321637427. The next prime is 5321637487. The reversal of 5321637479 is 9747361235.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5321637479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5321633479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2660818739 + 2660818740.

It is an arithmetic number, because the mean of its divisors is an integer number (2660818740).

Almost surely, 2^5321637479 is an apocalyptic number.

5321637479 is a deficient number, since it is larger than the sum of its proper divisors (1).

5321637479 is an equidigital number, since it uses as much as digits as its factorization.

5321637479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 952560, while the sum is 47.

The square root of 5321637479 is about 72949.5543440808. The cubic root of 5321637479 is about 1745.8828360091.

The spelling of 5321637479 in words is "five billion, three hundred twenty-one million, six hundred thirty-seven thousand, four hundred seventy-nine".