2750557133 has 4 divisors (see below), whose sum is σ = 2750814528. Its totient is φ = 2750299740.

The previous prime is 2750557129. The next prime is 2750557153. The reversal of 2750557133 is 3317550572.

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 2750557133 - 2² = 2750557129 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2750557153) 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, 111941 + ... + 134282.

It is an arithmetic number, because the mean of its divisors is an integer number (687703632).

Almost surely, 2^2750557133 is an apocalyptic number.

It is an amenable number.

2750557133 is a deficient number, since it is larger than the sum of its proper divisors (257395).

2750557133 is a wasteful number, since it uses less digits than its factorization.

2750557133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257394.

The product of its (nonzero) digits is 110250, while the sum is 38.

The square root of 2750557133 is about 52445.7541942148. The cubic root of 2750557133 is about 1401.1142715802.

The spelling of 2750557133 in words is "two billion, seven hundred fifty million, five hundred fifty-seven thousand, one hundred thirty-three".