140652313 has 2 divisors, whose sum is σ = 140652314. Its totient is φ = 140652312.

The previous prime is 140652277. The next prime is 140652319. The reversal of 140652313 is 313256041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104796169 + 35856144 = 10237^2 + 5988^2 .

It is a cyclic number.

It is not a de Polignac number, because 140652313 - 2²¹ = 138555161 is a prime.

It is not a weakly prime, because it can be changed into another prime (140652319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70326156 + 70326157.

It is an arithmetic number, because the mean of its divisors is an integer number (70326157).

Almost surely, 2^140652313 is an apocalyptic number.

It is an amenable number.

140652313 is a deficient number, since it is larger than the sum of its proper divisors (1).

140652313 is an equidigital number, since it uses as much as digits as its factorization.

140652313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 140652313 is about 11859.6927869148. The cubic root of 140652313 is about 520.0546207417.

The spelling of 140652313 in words is "one hundred forty million, six hundred fifty-two thousand, three hundred thirteen".