140310019 has 2 divisors, whose sum is σ = 140310020. Its totient is φ = 140310018.

The previous prime is 140310011. The next prime is 140310029. The reversal of 140310019 is 910013041.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140310019 - 2³ = 140310011 is a prime.

It is a super-2 number, since 2×140310019² = 39373802863560722, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 140309978 and 140310005.

It is not a weakly prime, because it can be changed into another prime (140310011) 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 as a sum of consecutive naturals, namely, 70155009 + 70155010.

It is an arithmetic number, because the mean of its divisors is an integer number (70155010).

Almost surely, 2^140310019 is an apocalyptic number.

140310019 is a deficient number, since it is larger than the sum of its proper divisors (1).

140310019 is an equidigital number, since it uses as much as digits as its factorization.

140310019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 140310019 is about 11845.2530154488. The cubic root of 140310019 is about 519.6324066258.

The spelling of 140310019 in words is "one hundred forty million, three hundred ten thousand, nineteen".