140097837 has 16 divisors (see below), whose sum is σ = 206072640. Its totient is φ = 83952000.

The previous prime is 140097829. The next prime is 140097847. The reversal of 140097837 is 738790041.

140097837 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140097837 - 2³ = 140097829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140097795 and 140097804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140097847) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20914 + ... + 26787.

It is an arithmetic number, because the mean of its divisors is an integer number (12879540).

Almost surely, 2^140097837 is an apocalyptic number.

It is an amenable number.

140097837 is a deficient number, since it is larger than the sum of its proper divisors (65974803).

140097837 is a wasteful number, since it uses less digits than its factorization.

140097837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47804.

The product of its (nonzero) digits is 42336, while the sum is 39.

The square root of 140097837 is about 11836.2932119815. The cubic root of 140097837 is about 519.3703386972.

The spelling of 140097837 in words is "one hundred forty million, ninety-seven thousand, eight hundred thirty-seven".