2033131321957 has 2 divisors, whose sum is σ = 2033131321958. Its totient is φ = 2033131321956.

The previous prime is 2033131321913. The next prime is 2033131321961. The reversal of 2033131321957 is 7591231313302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1250966193156 + 782165128801 = 1118466^2 + 884401^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2033131321957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2033131321987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1016565660978 + 1016565660979.

It is an arithmetic number, because the mean of its divisors is an integer number (1016565660979).

Almost surely, 2^{2033131321957} is an apocalyptic number.

It is an amenable number.

2033131321957 is a deficient number, since it is larger than the sum of its proper divisors (1).

2033131321957 is an equidigital number, since it uses as much as digits as its factorization.

2033131321957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 40.

The spelling of 2033131321957 in words is "two trillion, thirty-three billion, one hundred thirty-one million, three hundred twenty-one thousand, nine hundred fifty-seven".