133314999431 has 4 divisors (see below), whose sum is σ = 133398270864. Its totient is φ = 133231728000.

The previous prime is 133314999371. The next prime is 133314999457. The reversal of 133314999431 is 134999413331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 134999413331 = 277 ⋅487362503.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133314999431 is a prime.

It is a super-2 number, since 2×133314999431² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133314999431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133314999491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41633315 + ... + 41636516.

It is an arithmetic number, because the mean of its divisors is an integer number (33349567716).

Almost surely, 2^133314999431 is an apocalyptic number.

133314999431 is a deficient number, since it is larger than the sum of its proper divisors (83271433).

133314999431 is an equidigital number, since it uses as much as digits as its factorization.

133314999431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83271432.

The product of its digits is 944784, while the sum is 50.

The spelling of 133314999431 in words is "one hundred thirty-three billion, three hundred fourteen million, nine hundred ninety-nine thousand, four hundred thirty-one".