210314139 has 48 divisors (see below), whose sum is σ = 342978048. Its totient is φ = 112071168.

The previous prime is 210314129. The next prime is 210314149. The reversal of 210314139 is 931413012.

It is an interprime number because it is at equal distance from previous prime (210314129) and next prime (210314149).

It is not a de Polignac number, because 210314139 - 2⁹ = 210313627 is a prime.

It is a super-2 number, since 2×210314139² = 88464074126622642, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (210314129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2168139 + ... + 2168235.

It is an arithmetic number, because the mean of its divisors is an integer number (7145376).

Almost surely, 2^210314139 is an apocalyptic number.

210314139 is a deficient number, since it is larger than the sum of its proper divisors (132663909).

210314139 is an equidigital number, since it uses as much as digits as its factorization.

210314139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 210314139 is about 14502.2115210060. The cubic root of 210314139 is about 594.6884313738.

The spelling of 210314139 in words is "two hundred ten million, three hundred fourteen thousand, one hundred thirty-nine".