133333620939 has 16 divisors (see below), whose sum is σ = 198039098400. Its totient is φ = 88660567008.

The previous prime is 133333620821. The next prime is 133333621013. The reversal of 133333620939 is 939026333331.

133333620939 is a `hidden beast` number, since 13 + 3 + 3 + 3 + 3 + 620 + 9 + 3 + 9 = 666.

It is not a de Polignac number, because 133333620939 - 2²⁰ = 133332572363 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133333620894 and 133333620903.

It is not an unprimeable number, because it can be changed into a prime (133333610939) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6336904 + ... + 6357909.

It is an arithmetic number, because the mean of its divisors is an integer number (12377443650).

Almost surely, 2^133333620939 is an apocalyptic number.

133333620939 is a deficient number, since it is larger than the sum of its proper divisors (64705477461).

133333620939 is a wasteful number, since it uses less digits than its factorization.

133333620939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12695211 (or 12695205 counting only the distinct ones).

The product of its (nonzero) digits is 708588, while the sum is 45.

The spelling of 133333620939 in words is "one hundred thirty-three billion, three hundred thirty-three million, six hundred twenty thousand, nine hundred thirty-nine".