45740571121253 has 2 divisors, whose sum is σ = 45740571121254. Its totient is φ = 45740571121252.

The previous prime is 45740571121249. The next prime is 45740571121309. The reversal of 45740571121253 is 35212117504754.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40566734116804 + 5173837004449 = 6369202^2 + 2274607^2 .

It is a cyclic number.

It is not a de Polignac number, because 45740571121253 - 2² = 45740571121249 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 45740571121198 and 45740571121207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45740571121243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22870285560626 + 22870285560627.

It is an arithmetic number, because the mean of its divisors is an integer number (22870285560627).

Almost surely, 2^{45740571121253} is an apocalyptic number.

It is an amenable number.

45740571121253 is a deficient number, since it is larger than the sum of its proper divisors (1).

45740571121253 is an equidigital number, since it uses as much as digits as its factorization.

45740571121253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1176000, while the sum is 47.

The spelling of 45740571121253 in words is "forty-five trillion, seven hundred forty billion, five hundred seventy-one million, one hundred twenty-one thousand, two hundred fifty-three".