140850637 has 2 divisors, whose sum is σ = 140850638. Its totient is φ = 140850636.

The previous prime is 140850631. The next prime is 140850691. The reversal of 140850637 is 736058041.

140850637 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 can be written as a sum of positive squares in only one way, i.e., 84989961 + 55860676 = 9219^2 + 7474^2 .

It is a cyclic number.

It is not a de Polignac number, because 140850637 - 2¹⁵ = 140817869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140850631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70425318 + 70425319.

It is an arithmetic number, because the mean of its divisors is an integer number (70425319).

Almost surely, 2^140850637 is an apocalyptic number.

It is an amenable number.

140850637 is a deficient number, since it is larger than the sum of its proper divisors (1).

140850637 is an equidigital number, since it uses as much as digits as its factorization.

140850637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 140850637 is about 11868.0511036985. The cubic root of 140850637 is about 520.2989368425.

The spelling of 140850637 in words is "one hundred forty million, eight hundred fifty thousand, six hundred thirty-seven".