2174139423 has 12 divisors (see below), whose sum is σ = 3276964080. Its totient is φ = 1386407616.

The previous prime is 2174139421. The next prime is 2174139427. The reversal of 2174139423 is 3249314712.

It is a happy number.

2174139423 is a `hidden beast` number, since 217 + 4 + 13 + 9 + 423 = 666.

2174139423 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2174139423 - 2¹ = 2174139421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2174139421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5251338 + ... + 5251751.

It is an arithmetic number, because the mean of its divisors is an integer number (273080340).

Almost surely, 2^2174139423 is an apocalyptic number.

2174139423 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2174139423 is a deficient number, since it is larger than the sum of its proper divisors (1102824657).

2174139423 is a wasteful number, since it uses less digits than its factorization.

2174139423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10503118 (or 10503115 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 2174139423 is about 46627.6679987323. The cubic root of 2174139423 is about 1295.4752801946.

The spelling of 2174139423 in words is "two billion, one hundred seventy-four million, one hundred thirty-nine thousand, four hundred twenty-three".