140608619 has 2 divisors, whose sum is σ = 140608620. Its totient is φ = 140608618.

The previous prime is 140608609. The next prime is 140608651. The reversal of 140608619 is 916806041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140608619 - 2⁴ = 140608603 is a prime.

It is a super-2 number, since 2×140608619² = 39541567474174322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (140608609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70304309 + 70304310.

It is an arithmetic number, because the mean of its divisors is an integer number (70304310).

Almost surely, 2^140608619 is an apocalyptic number.

140608619 is a deficient number, since it is larger than the sum of its proper divisors (1).

140608619 is an equidigital number, since it uses as much as digits as its factorization.

140608619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 140608619 is about 11857.8505219116. The cubic root of 140608619 is about 520.0007630659. Note that the first 3 decimals are identical.

The spelling of 140608619 in words is "one hundred forty million, six hundred eight thousand, six hundred nineteen".