2945221134 has 64 divisors (see below), whose sum is σ = 6301711872. Its totient is φ = 914457600.

The previous prime is 2945221043. The next prime is 2945221159. The reversal of 2945221134 is 4311225492.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2945221095 and 2945221104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6047439 + ... + 6047925.

It is an arithmetic number, because the mean of its divisors is an integer number (98464248).

Almost surely, 2^2945221134 is an apocalyptic number.

2945221134 is an abundant number, since it is smaller than the sum of its proper divisors (3356490738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2945221134 is a wasteful number, since it uses less digits than its factorization.

2945221134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001.

The product of its digits is 17280, while the sum is 33.

The square root of 2945221134 is about 54269.8915974595. The cubic root of 2945221134 is about 1433.4172814121.

The spelling of 2945221134 in words is "two billion, nine hundred forty-five million, two hundred twenty-one thousand, one hundred thirty-four".