133253061 has 8 divisors (see below), whose sum is σ = 187021920. Its totient is φ = 84159792.

The previous prime is 133253047. The next prime is 133253063. The reversal of 133253061 is 160352331.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 133253061 - 2¹⁰ = 133252037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133253063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1168830 + ... + 1168943.

It is an arithmetic number, because the mean of its divisors is an integer number (23377740).

Almost surely, 2^133253061 is an apocalyptic number.

It is an amenable number.

133253061 is a deficient number, since it is larger than the sum of its proper divisors (53768859).

133253061 is a wasteful number, since it uses less digits than its factorization.

133253061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2337795.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 133253061 is about 11543.5289664816. The cubic root of 133253061 is about 510.7704119375.

The spelling of 133253061 in words is "one hundred thirty-three million, two hundred fifty-three thousand, sixty-one".