133731302399 has 2 divisors, whose sum is σ = 133731302400. Its totient is φ = 133731302398.

The previous prime is 133731302363. The next prime is 133731302407. The reversal of 133731302399 is 993203137331.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133731302399 - 2²⁴ = 133714525183 is a prime.

It is a super-2 number, since 2×133731302399² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133731302339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66865651199 + 66865651200.

It is an arithmetic number, because the mean of its divisors is an integer number (66865651200).

Almost surely, 2^133731302399 is an apocalyptic number.

133731302399 is a deficient number, since it is larger than the sum of its proper divisors (1).

133731302399 is an equidigital number, since it uses as much as digits as its factorization.

133731302399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 275562, while the sum is 44.

The spelling of 133731302399 in words is "one hundred thirty-three billion, seven hundred thirty-one million, three hundred two thousand, three hundred ninety-nine".