140715739 has 2 divisors, whose sum is σ = 140715740. Its totient is φ = 140715738.

The previous prime is 140715733. The next prime is 140715761. The reversal of 140715739 is 937517041.

140715739 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (937517041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140715739 - 2¹¹ = 140713691 is a prime.

It is a super-2 number, since 2×140715739² = 39601838404632242, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140715698 and 140715707.

It is not a weakly prime, because it can be changed into another prime (140715733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70357869 + 70357870.

It is an arithmetic number, because the mean of its divisors is an integer number (70357870).

Almost surely, 2^140715739 is an apocalyptic number.

140715739 is a deficient number, since it is larger than the sum of its proper divisors (1).

140715739 is an equidigital number, since it uses as much as digits as its factorization.

140715739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26460, while the sum is 37.

The square root of 140715739 is about 11862.3665008294. The cubic root of 140715739 is about 520.1327804411.

The spelling of 140715739 in words is "one hundred forty million, seven hundred fifteen thousand, seven hundred thirty-nine".