140578743919 has 2 divisors, whose sum is σ = 140578743920. Its totient is φ = 140578743918.

The previous prime is 140578743917. The next prime is 140578744001. The reversal of 140578743919 is 919347875041.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140578743919 - 2¹ = 140578743917 is a prime.

It is a super-2 number, since 2×140578743919² (a number of 23 digits) contains 22 as substring.

Together with 140578743917, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140578743917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70289371959 + 70289371960.

It is an arithmetic number, because the mean of its divisors is an integer number (70289371960).

Almost surely, 2^140578743919 is an apocalyptic number.

140578743919 is a deficient number, since it is larger than the sum of its proper divisors (1).

140578743919 is an equidigital number, since it uses as much as digits as its factorization.

140578743919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7620480, while the sum is 58.

The spelling of 140578743919 in words is "one hundred forty billion, five hundred seventy-eight million, seven hundred forty-three thousand, nine hundred nineteen".