5751981097 has 2 divisors, whose sum is σ = 5751981098. Its totient is φ = 5751981096.

The previous prime is 5751981083. The next prime is 5751981139. The reversal of 5751981097 is 7901891575.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4806787561 + 945193536 = 69331^2 + 30744^2 .

It is a cyclic number.

It is not a de Polignac number, because 5751981097 - 2¹¹ = 5751979049 is a prime.

It is not a weakly prime, because it can be changed into another prime (5751981047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2875990548 + 2875990549.

It is an arithmetic number, because the mean of its divisors is an integer number (2875990549).

Almost surely, 2^5751981097 is an apocalyptic number.

It is an amenable number.

5751981097 is a deficient number, since it is larger than the sum of its proper divisors (1).

5751981097 is an equidigital number, since it uses as much as digits as its factorization.

5751981097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 793800, while the sum is 52.

The square root of 5751981097 is about 75841.8162823122. The cubic root of 5751981097 is about 1791.7296616043.

The spelling of 5751981097 in words is "five billion, seven hundred fifty-one million, nine hundred eighty-one thousand, ninety-seven".