133413743831 has 2 divisors, whose sum is σ = 133413743832. Its totient is φ = 133413743830.

The previous prime is 133413743821. The next prime is 133413743839. The reversal of 133413743831 is 138347314331.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (138347314331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 133413743831 - 2²² = 133409549527 is a prime.

It is a super-2 number, since 2×133413743831² (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 (133413743839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66706871915 + 66706871916.

It is an arithmetic number, because the mean of its divisors is an integer number (66706871916).

Almost surely, 2^133413743831 is an apocalyptic number.

133413743831 is a deficient number, since it is larger than the sum of its proper divisors (1).

133413743831 is an equidigital number, since it uses as much as digits as its factorization.

133413743831 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 41.

The spelling of 133413743831 in words is "one hundred thirty-three billion, four hundred thirteen million, seven hundred forty-three thousand, eight hundred thirty-one".