45031123022057 has 2 divisors, whose sum is σ = 45031123022058. Its totient is φ = 45031123022056.

The previous prime is 45031123022021. The next prime is 45031123022071. The reversal of 45031123022057 is 75022032113054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28030872547561 + 17000250474496 = 5294419^2 + 4123136^2 .

It is a cyclic number.

It is not a de Polignac number, because 45031123022057 - 2¹² = 45031123017961 is a prime.

It is a super-2 number, since 2×45031123022057² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45031123022257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22515561511028 + 22515561511029.

It is an arithmetic number, because the mean of its divisors is an integer number (22515561511029).

Almost surely, 2^{45031123022057} is an apocalyptic number.

It is an amenable number.

45031123022057 is a deficient number, since it is larger than the sum of its proper divisors (1).

45031123022057 is an equidigital number, since it uses as much as digits as its factorization.

45031123022057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 35.

The spelling of 45031123022057 in words is "forty-five trillion, thirty-one billion, one hundred twenty-three million, twenty-two thousand, fifty-seven".