3114867721 has 45 divisors (see below), whose sum is σ = 3918596199. Its totient is φ = 2475329472.

The previous prime is 3114867719. The next prime is 3114867727. The reversal of 3114867721 is 1277684113.

It is a happy number.

The square root of 3114867721 is 55811.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2425070025 + 689797696 = 49245^2 + 26264^2 .

It is not a de Polignac number, because 3114867721 - 2¹ = 3114867719 is a prime.

Its product of digits (56448) is a multiple of the sum of its prime factors (196).

It is not an unprimeable number, because it can be changed into a prime (3114867727) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 46490530 + ... + 46490596.

Almost surely, 2^3114867721 is an apocalyptic number.

3114867721 is the 55811-st square number.

3114867721 is the 27906-th centered octagonal number.

It is an amenable number.

3114867721 is a deficient number, since it is larger than the sum of its proper divisors (803728478).

3114867721 is an frugal number, since it uses more digits than its factorization.

3114867721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196 (or 91 counting only the distinct ones).

The product of its digits is 56448, while the sum is 40.

The cubic root of 3114867721 is about 1460.4270535624.

The spelling of 3114867721 in words is "three billion, one hundred fourteen million, eight hundred sixty-seven thousand, seven hundred twenty-one".