133947092394 has 32 divisors (see below), whose sum is σ = 297785715840. Its totient is φ = 44630204256.

The previous prime is 133947092371. The next prime is 133947092407. The reversal of 133947092394 is 493290749331.

It is a happy number.

133947092394 is a `hidden beast` number, since 1 + 339 + 4 + 70 + 9 + 239 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 133947092394.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 393414 + ... + 650129.

It is an arithmetic number, because the mean of its divisors is an integer number (9305803620).

Almost surely, 2^133947092394 is an apocalyptic number.

133947092394 is an abundant number, since it is smaller than the sum of its proper divisors (163838623446).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133947092394 is a wasteful number, since it uses less digits than its factorization.

133947092394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045931 (or 1045925 counting only the distinct ones).

The product of its (nonzero) digits is 4408992, while the sum is 54.

The spelling of 133947092394 in words is "one hundred thirty-three billion, nine hundred forty-seven million, ninety-two thousand, three hundred ninety-four".