133763963 has 2 divisors, whose sum is σ = 133763964. Its totient is φ = 133763962.

The previous prime is 133763953. The next prime is 133763999. The reversal of 133763963 is 369367331.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133763963 - 2⁴ = 133763947 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133763963.

It is not a weakly prime, because it can be changed into another prime (133763953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66881981 + 66881982.

It is an arithmetic number, because the mean of its divisors is an integer number (66881982).

Almost surely, 2^133763963 is an apocalyptic number.

133763963 is a deficient number, since it is larger than the sum of its proper divisors (1).

133763963 is an equidigital number, since it uses as much as digits as its factorization.

133763963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 183708, while the sum is 41.

The square root of 133763963 is about 11565.6371635980. The cubic root of 133763963 is about 511.4223565070.

The spelling of 133763963 in words is "one hundred thirty-three million, seven hundred sixty-three thousand, nine hundred sixty-three".