3140440019 has 2 divisors, whose sum is σ = 3140440020. Its totient is φ = 3140440018.

The previous prime is 3140439961. The next prime is 3140440129. The reversal of 3140440019 is 9100440413.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3140440019 is a prime.

It is a super-2 number, since 2×3140440019² = 19724727025873440722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3140440019.

It is not a weakly prime, because it can be changed into another prime (3140440519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1570220009 + 1570220010.

It is an arithmetic number, because the mean of its divisors is an integer number (1570220010).

Almost surely, 2^3140440019 is an apocalyptic number.

3140440019 is a deficient number, since it is larger than the sum of its proper divisors (1).

3140440019 is an equidigital number, since it uses as much as digits as its factorization.

3140440019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 3140440019 is about 56039.6290048391. The cubic root of 3140440019 is about 1464.4127485117.

The spelling of 3140440019 in words is "three billion, one hundred forty million, four hundred forty thousand, nineteen".