140314387 has 2 divisors, whose sum is σ = 140314388. Its totient is φ = 140314386.

The previous prime is 140314337. The next prime is 140314399. The reversal of 140314387 is 783413041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140314387 - 2²³ = 131925779 is a prime.

It is not a weakly prime, because it can be changed into another prime (140314327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70157193 + 70157194.

It is an arithmetic number, because the mean of its divisors is an integer number (70157194).

Almost surely, 2^140314387 is an apocalyptic number.

140314387 is a deficient number, since it is larger than the sum of its proper divisors (1).

140314387 is an equidigital number, since it uses as much as digits as its factorization.

140314387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 140314387 is about 11845.4373916711. The cubic root of 140314387 is about 519.6377988062.

The spelling of 140314387 in words is "one hundred forty million, three hundred fourteen thousand, three hundred eighty-seven".