314400139 has 2 divisors, whose sum is σ = 314400140. Its totient is φ = 314400138.

The previous prime is 314400103. The next prime is 314400169. The reversal of 314400139 is 931004413.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-314400139 is a prime.

It is not a weakly prime, because it can be changed into another prime (314400169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157200069 + 157200070.

It is an arithmetic number, because the mean of its divisors is an integer number (157200070).

Almost surely, 2^314400139 is an apocalyptic number.

314400139 is a deficient number, since it is larger than the sum of its proper divisors (1).

314400139 is an equidigital number, since it uses as much as digits as its factorization.

314400139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 314400139 is about 17731.3321270569. The cubic root of 314400139 is about 679.9770313753.

The spelling of 314400139 in words is "three hundred fourteen million, four hundred thousand, one hundred thirty-nine".