133293601 has 16 divisors (see below), whose sum is σ = 156739968. Its totient is φ = 110995200.

The previous prime is 133293581. The next prime is 133293631. The reversal of 133293601 is 106392331.

It is a cyclic number.

It is not a de Polignac number, because 133293601 - 2⁷ = 133293473 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133293601.

It is not an unprimeable number, because it can be changed into a prime (133293631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33561 + ... + 37321.

It is an arithmetic number, because the mean of its divisors is an integer number (9796248).

Almost surely, 2^133293601 is an apocalyptic number.

It is an amenable number.

133293601 is a deficient number, since it is larger than the sum of its proper divisors (23446367).

133293601 is an equidigital number, since it uses as much as digits as its factorization.

133293601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3912.

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 133293601 is about 11545.2847951014. The cubic root of 133293601 is about 510.8222044513.

The spelling of 133293601 in words is "one hundred thirty-three million, two hundred ninety-three thousand, six hundred one".