140242124719 has 2 divisors, whose sum is σ = 140242124720. Its totient is φ = 140242124718.

The previous prime is 140242124647. The next prime is 140242124753. The reversal of 140242124719 is 917421242041.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (917421242041) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140242124719 is a prime.

It is a super-2 number, since 2×140242124719² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140242124219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70121062359 + 70121062360.

It is an arithmetic number, because the mean of its divisors is an integer number (70121062360).

Almost surely, 2^140242124719 is an apocalyptic number.

140242124719 is a deficient number, since it is larger than the sum of its proper divisors (1).

140242124719 is an equidigital number, since it uses as much as digits as its factorization.

140242124719 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 37.

The spelling of 140242124719 in words is "one hundred forty billion, two hundred forty-two million, one hundred twenty-four thousand, seven hundred nineteen".