2154841162 has 4 divisors (see below), whose sum is σ = 3232261746. Its totient is φ = 1077420580.

The previous prime is 2154841147. The next prime is 2154841189. The reversal of 2154841162 is 2611484512.

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

It can be written as a sum of positive squares in only one way, i.e., 1901744881 + 253096281 = 43609^2 + 15909^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 538710289 + ... + 538710292.

Almost surely, 2^2154841162 is an apocalyptic number.

2154841162 is a deficient number, since it is larger than the sum of its proper divisors (1077420584).

2154841162 is a wasteful number, since it uses less digits than its factorization.

2154841162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077420583.

The product of its digits is 15360, while the sum is 34.

The square root of 2154841162 is about 46420.2667161661. The cubic root of 2154841162 is about 1291.6308844216.

The spelling of 2154841162 in words is "two billion, one hundred fifty-four million, eight hundred forty-one thousand, one hundred sixty-two".