133349963 has 2 divisors, whose sum is σ = 133349964. Its totient is φ = 133349962.

The previous prime is 133349959. The next prime is 133349969. The reversal of 133349963 is 369943331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133349963 - 2² = 133349959 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133349963.

It is not a weakly prime, because it can be changed into another prime (133349969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66674981 + 66674982.

It is an arithmetic number, because the mean of its divisors is an integer number (66674982).

Almost surely, 2^133349963 is an apocalyptic number.

133349963 is a deficient number, since it is larger than the sum of its proper divisors (1).

133349963 is an equidigital number, since it uses as much as digits as its factorization.

133349963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 157464, while the sum is 41.

The square root of 133349963 is about 11547.7254470307. The cubic root of 133349963 is about 510.8941931635.

The spelling of 133349963 in words is "one hundred thirty-three million, three hundred forty-nine thousand, nine hundred sixty-three".