140850631 has 2 divisors, whose sum is σ = 140850632. Its totient is φ = 140850630.

The previous prime is 140850623. The next prime is 140850637. The reversal of 140850631 is 136058041.

140850631 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 is a cyclic number.

It is not a de Polignac number, because 140850631 - 2³ = 140850623 is a prime.

It is a super-2 number, since 2×140850631² = 39677800506196322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140850631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140850637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70425315 + 70425316.

It is an arithmetic number, because the mean of its divisors is an integer number (70425316).

Almost surely, 2^140850631 is an apocalyptic number.

140850631 is a deficient number, since it is larger than the sum of its proper divisors (1).

140850631 is an equidigital number, since it uses as much as digits as its factorization.

140850631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 140850631 is about 11868.0508509190. The cubic root of 140850631 is about 520.2989294545.

The spelling of 140850631 in words is "one hundred forty million, eight hundred fifty thousand, six hundred thirty-one".