5981648923 has 2 divisors, whose sum is σ = 5981648924. Its totient is φ = 5981648922.

The previous prime is 5981648921. The next prime is 5981648963. The reversal of 5981648923 is 3298461895.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5981648923 - 2¹ = 5981648921 is a prime.

Together with 5981648921, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5981648921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2990824461 + 2990824462.

It is an arithmetic number, because the mean of its divisors is an integer number (2990824462).

Almost surely, 2^5981648923 is an apocalyptic number.

5981648923 is a deficient number, since it is larger than the sum of its proper divisors (1).

5981648923 is an equidigital number, since it uses as much as digits as its factorization.

5981648923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3732480, while the sum is 55.

The square root of 5981648923 is about 77341.1205181306. The cubic root of 5981648923 is about 1815.2661387036.

The spelling of 5981648923 in words is "five billion, nine hundred eighty-one million, six hundred forty-eight thousand, nine hundred twenty-three".