133053155 has 4 divisors (see below), whose sum is σ = 159663792. Its totient is φ = 106442520.

The previous prime is 133053133. The next prime is 133053187. The reversal of 133053155 is 551350331.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 133053155 - 2¹⁰ = 133052131 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13305311 + ... + 13305320.

It is an arithmetic number, because the mean of its divisors is an integer number (39915948).

Almost surely, 2^133053155 is an apocalyptic number.

133053155 is a deficient number, since it is larger than the sum of its proper divisors (26610637).

133053155 is an equidigital number, since it uses as much as digits as its factorization.

133053155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26610636.

The product of its (nonzero) digits is 3375, while the sum is 26.

The square root of 133053155 is about 11534.8669259771. The cubic root of 133053155 is about 510.5148651567.

The spelling of 133053155 in words is "one hundred thirty-three million, fifty-three thousand, one hundred fifty-five".