133061153 has 4 divisors (see below), whose sum is σ = 133086768. Its totient is φ = 133035540.

The previous prime is 133061143. The next prime is 133061167. The reversal of 133061153 is 351160331.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133061153 - 2²² = 128866849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133061143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1943 + ... + 16428.

It is an arithmetic number, because the mean of its divisors is an integer number (33271692).

Almost surely, 2^133061153 is an apocalyptic number.

It is an amenable number.

133061153 is a deficient number, since it is larger than the sum of its proper divisors (25615).

133061153 is an equidigital number, since it uses as much as digits as its factorization.

133061153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25614.

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 133061153 is about 11535.2136087721. The cubic root of 133061153 is about 510.5250941915.

The spelling of 133061153 in words is "one hundred thirty-three million, sixty-one thousand, one hundred fifty-three".