140615614357 has 2 divisors, whose sum is σ = 140615614358. Its totient is φ = 140615614356.

The previous prime is 140615614327. The next prime is 140615614361. The reversal of 140615614357 is 753416516041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140528266641 + 87347716 = 374871^2 + 9346^2 .

It is a cyclic number.

It is not a de Polignac number, because 140615614357 - 2⁷ = 140615614229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140615614327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70307807178 + 70307807179.

It is an arithmetic number, because the mean of its divisors is an integer number (70307807179).

Almost surely, 2^140615614357 is an apocalyptic number.

It is an amenable number.

140615614357 is a deficient number, since it is larger than the sum of its proper divisors (1).

140615614357 is an equidigital number, since it uses as much as digits as its factorization.

140615614357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 140615614357 in words is "one hundred forty billion, six hundred fifteen million, six hundred fourteen thousand, three hundred fifty-seven".