5123098457 has 2 divisors, whose sum is σ = 5123098458. Its totient is φ = 5123098456.

The previous prime is 5123098433. The next prime is 5123098483. The reversal of 5123098457 is 7548903215.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3516371401 + 1606727056 = 59299^2 + 40084^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5123098457 is a prime.

It is a super-2 number, since 2×5123098457² = 52492275600231561698, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5123028457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2561549228 + 2561549229.

It is an arithmetic number, because the mean of its divisors is an integer number (2561549229).

Almost surely, 2^5123098457 is an apocalyptic number.

It is an amenable number.

5123098457 is a deficient number, since it is larger than the sum of its proper divisors (1).

5123098457 is an equidigital number, since it uses as much as digits as its factorization.

5123098457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 44.

The square root of 5123098457 is about 71575.8231318369. The cubic root of 5123098457 is about 1723.8953602086.

The spelling of 5123098457 in words is "five billion, one hundred twenty-three million, ninety-eight thousand, four hundred fifty-seven".