133364587 has 2 divisors, whose sum is σ = 133364588. Its totient is φ = 133364586.

The previous prime is 133364579. The next prime is 133364597. The reversal of 133364587 is 785463331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133364587 - 2³ = 133364579 is a prime.

It is a super-2 number, since 2×133364587² = 35572226131361138, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (133364527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66682293 + 66682294.

It is an arithmetic number, because the mean of its divisors is an integer number (66682294).

Almost surely, 2^133364587 is an apocalyptic number.

133364587 is a deficient number, since it is larger than the sum of its proper divisors (1).

133364587 is an equidigital number, since it uses as much as digits as its factorization.

133364587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 40.

The square root of 133364587 is about 11548.3586279609. The cubic root of 133364587 is about 510.9128684432.

The spelling of 133364587 in words is "one hundred thirty-three million, three hundred sixty-four thousand, five hundred eighty-seven".