133832567657 has 2 divisors, whose sum is σ = 133832567658. Its totient is φ = 133832567656.

The previous prime is 133832567581. The next prime is 133832567663. The reversal of 133832567657 is 756765238331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116474768656 + 17357799001 = 341284^2 + 131749^2 .

It is a cyclic number.

It is not a de Polignac number, because 133832567657 - 2¹⁴ = 133832551273 is a prime.

It is a super-2 number, since 2×133832567657² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (133832527657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66916283828 + 66916283829.

It is an arithmetic number, because the mean of its divisors is an integer number (66916283829).

Almost surely, 2^133832567657 is an apocalyptic number.

It is an amenable number.

133832567657 is a deficient number, since it is larger than the sum of its proper divisors (1).

133832567657 is an equidigital number, since it uses as much as digits as its factorization.

133832567657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19051200, while the sum is 56.

The spelling of 133832567657 in words is "one hundred thirty-three billion, eight hundred thirty-two million, five hundred sixty-seven thousand, six hundred fifty-seven".