140262037 has 2 divisors, whose sum is σ = 140262038. Its totient is φ = 140262036.

The previous prime is 140262029. The next prime is 140262071. The reversal of 140262037 is 730262041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115799121 + 24462916 = 10761^2 + 4946^2 .

It is a cyclic number.

It is not a de Polignac number, because 140262037 - 2³ = 140262029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149262037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70131018 + 70131019.

It is an arithmetic number, because the mean of its divisors is an integer number (70131019).

Almost surely, 2^140262037 is an apocalyptic number.

It is an amenable number.

140262037 is a deficient number, since it is larger than the sum of its proper divisors (1).

140262037 is an equidigital number, since it uses as much as digits as its factorization.

140262037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 140262037 is about 11843.2274739616. The cubic root of 140262037 is about 519.5731667488.

The spelling of 140262037 in words is "one hundred forty million, two hundred sixty-two thousand, thirty-seven".