140004019 has 2 divisors, whose sum is σ = 140004020. Its totient is φ = 140004018.

The previous prime is 140004017. The next prime is 140004047. The reversal of 140004019 is 910400041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140004019 - 2¹ = 140004017 is a prime.

It is a super-2 number, since 2×140004019² = 39202250672304722, which contains 22 as substring.

Together with 140004017, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 140003987 and 140004005.

It is not a weakly prime, because it can be changed into another prime (140004017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70002009 + 70002010.

It is an arithmetic number, because the mean of its divisors is an integer number (70002010).

Almost surely, 2^140004019 is an apocalyptic number.

140004019 is a deficient number, since it is larger than the sum of its proper divisors (1).

140004019 is an equidigital number, since it uses as much as digits as its factorization.

140004019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 140004019 is about 11832.3293987279. The cubic root of 140004019 is about 519.2543788599.

The spelling of 140004019 in words is "one hundred forty million, four thousand, nineteen".