228027273139 has 2 divisors, whose sum is σ = 228027273140. Its totient is φ = 228027273138.

The previous prime is 228027273127. The next prime is 228027273143. The reversal of 228027273139 is 931372720822.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 228027273139 - 2⁵ = 228027273107 is a prime.

It is a super-2 number, since 2×228027273139² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (228027273239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114013636569 + 114013636570.

It is an arithmetic number, because the mean of its divisors is an integer number (114013636570).

Almost surely, 2^228027273139 is an apocalyptic number.

228027273139 is a deficient number, since it is larger than the sum of its proper divisors (1).

228027273139 is an equidigital number, since it uses as much as digits as its factorization.

228027273139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 46.

The spelling of 228027273139 in words is "two hundred twenty-eight billion, twenty-seven million, two hundred seventy-three thousand, one hundred thirty-nine".