133311032957 has 2 divisors, whose sum is σ = 133311032958. Its totient is φ = 133311032956.

The previous prime is 133311032951. The next prime is 133311032999. The reversal of 133311032957 is 759230113331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81175987396 + 52135045561 = 284914^2 + 228331^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133311032957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133311032957.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133311032951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66655516478 + 66655516479.

It is an arithmetic number, because the mean of its divisors is an integer number (66655516479).

Almost surely, 2^133311032957 is an apocalyptic number.

It is an amenable number.

133311032957 is a deficient number, since it is larger than the sum of its proper divisors (1).

133311032957 is an equidigital number, since it uses as much as digits as its factorization.

133311032957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51030, while the sum is 38.

The spelling of 133311032957 in words is "one hundred thirty-three billion, three hundred eleven million, thirty-two thousand, nine hundred fifty-seven".