140516501 has 2 divisors, whose sum is σ = 140516502. Its totient is φ = 140516500.

The previous prime is 140516477. The next prime is 140516507. The reversal of 140516501 is 105615041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73702225 + 66814276 = 8585^2 + 8174^2 .

It is a cyclic number.

It is not a de Polignac number, because 140516501 - 2²⁶ = 73407637 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140516507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70258250 + 70258251.

It is an arithmetic number, because the mean of its divisors is an integer number (70258251).

Almost surely, 2^140516501 is an apocalyptic number.

It is an amenable number.

140516501 is a deficient number, since it is larger than the sum of its proper divisors (1).

140516501 is an equidigital number, since it uses as much as digits as its factorization.

140516501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 140516501 is about 11853.9656233684. The cubic root of 140516501 is about 519.8871808993.

The spelling of 140516501 in words is "one hundred forty million, five hundred sixteen thousand, five hundred one".