140814319 has 2 divisors, whose sum is σ = 140814320. Its totient is φ = 140814318.

The previous prime is 140814283. The next prime is 140814329. The reversal of 140814319 is 913418041.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140814319 is a prime.

It is a super-2 number, since 2×140814319² = 39657344870867522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140814329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70407159 + 70407160.

It is an arithmetic number, because the mean of its divisors is an integer number (70407160).

Almost surely, 2^140814319 is an apocalyptic number.

140814319 is a deficient number, since it is larger than the sum of its proper divisors (1).

140814319 is an equidigital number, since it uses as much as digits as its factorization.

140814319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 140814319 is about 11866.5209307530. The cubic root of 140814319 is about 520.2542137194.

The spelling of 140814319 in words is "one hundred forty million, eight hundred fourteen thousand, three hundred nineteen".