140076637 has 2 divisors, whose sum is σ = 140076638. Its totient is φ = 140076636.

The previous prime is 140076619. The next prime is 140076649. The reversal of 140076637 is 736670041.

140076637 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119880601 + 20196036 = 10949^2 + 4494^2 .

It is a cyclic number.

It is not a de Polignac number, because 140076637 - 2¹⁹ = 139552349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140076667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70038318 + 70038319.

It is an arithmetic number, because the mean of its divisors is an integer number (70038319).

Almost surely, 2^140076637 is an apocalyptic number.

It is an amenable number.

140076637 is a deficient number, since it is larger than the sum of its proper divisors (1).

140076637 is an equidigital number, since it uses as much as digits as its factorization.

140076637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 140076637 is about 11835.3976274564. The cubic root of 140076637 is about 519.3441398473.

The spelling of 140076637 in words is "one hundred forty million, seventy-six thousand, six hundred thirty-seven".