133239961307 has 8 divisors (see below), whose sum is σ = 133798073472. Its totient is φ = 132682968000.

The previous prime is 133239961303. The next prime is 133239961319. The reversal of 133239961307 is 703169932331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133239961307 - 2² = 133239961303 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133239961303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40619 + ... + 517812.

It is an arithmetic number, because the mean of its divisors is an integer number (16724759184).

Almost surely, 2^133239961307 is an apocalyptic number.

133239961307 is a deficient number, since it is larger than the sum of its proper divisors (558112165).

133239961307 is an equidigital number, since it uses as much as digits as its factorization.

133239961307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559429.

The product of its (nonzero) digits is 551124, while the sum is 47.

The spelling of 133239961307 in words is "one hundred thirty-three billion, two hundred thirty-nine million, nine hundred sixty-one thousand, three hundred seven".