133253959 has 2 divisors, whose sum is σ = 133253960. Its totient is φ = 133253958.

The previous prime is 133253941. The next prime is 133253969. The reversal of 133253959 is 959352331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133253959 - 2⁷ = 133253831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133253929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66626979 + 66626980.

It is an arithmetic number, because the mean of its divisors is an integer number (66626980).

Almost surely, 2^133253959 is an apocalyptic number.

133253959 is a deficient number, since it is larger than the sum of its proper divisors (1).

133253959 is an equidigital number, since it uses as much as digits as its factorization.

133253959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 109350, while the sum is 40.

The square root of 133253959 is about 11543.5678626671. The cubic root of 133253959 is about 510.7715593053.

The spelling of 133253959 in words is "one hundred thirty-three million, two hundred fifty-three thousand, nine hundred fifty-nine".