140622719 has 2 divisors, whose sum is σ = 140622720. Its totient is φ = 140622718.

The previous prime is 140622697. The next prime is 140622721. The reversal of 140622719 is 917226041.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140622719 - 2⁸ = 140622463 is a prime.

It is a super-2 number, since 2×140622719² = 39549498197905922, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 140622721, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140622799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70311359 + 70311360.

It is an arithmetic number, because the mean of its divisors is an integer number (70311360).

Almost surely, 2^140622719 is an apocalyptic number.

140622719 is a deficient number, since it is larger than the sum of its proper divisors (1).

140622719 is an equidigital number, since it uses as much as digits as its factorization.

140622719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 140622719 is about 11858.4450498368. The cubic root of 140622719 is about 520.0181440908.

The spelling of 140622719 in words is "one hundred forty million, six hundred twenty-two thousand, seven hundred nineteen".