2774039121 has 24 divisors (see below), whose sum is σ = 4820387520. Its totient is φ = 1501734816.

The previous prime is 2774039119. The next prime is 2774039129. The reversal of 2774039121 is 1219304772.

It is not a de Polignac number, because 2774039121 - 2¹ = 2774039119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2774039129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1157550 + ... + 1159943.

It is an arithmetic number, because the mean of its divisors is an integer number (200849480).

Almost surely, 2^2774039121 is an apocalyptic number.

2774039121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2774039121 is a deficient number, since it is larger than the sum of its proper divisors (2046348399).

2774039121 is a wasteful number, since it uses less digits than its factorization.

2774039121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2317525 (or 2317522 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 2774039121 is about 52669.1477147675. The cubic root of 2774039121 is about 1405.0901646353.

The spelling of 2774039121 in words is "two billion, seven hundred seventy-four million, thirty-nine thousand, one hundred twenty-one".