5148923257 has 2 divisors, whose sum is σ = 5148923258. Its totient is φ = 5148923256.

The previous prime is 5148923237. The next prime is 5148923261. The reversal of 5148923257 is 7523298415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3062626281 + 2086296976 = 55341^2 + 45676^2 .

It is a cyclic number.

It is not a de Polignac number, because 5148923257 - 2¹⁵ = 5148890489 is a prime.

It is a super-2 number, since 2×5148923257² = 53022821412950976098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5148923237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2574461628 + 2574461629.

It is an arithmetic number, because the mean of its divisors is an integer number (2574461629).

Almost surely, 2^5148923257 is an apocalyptic number.

It is an amenable number.

5148923257 is a deficient number, since it is larger than the sum of its proper divisors (1).

5148923257 is an equidigital number, since it uses as much as digits as its factorization.

5148923257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 604800, while the sum is 46.

The square root of 5148923257 is about 71755.9980559117. The cubic root of 5148923257 is about 1726.7871425299.

The spelling of 5148923257 in words is "five billion, one hundred forty-eight million, nine hundred twenty-three thousand, two hundred fifty-seven".