140637093 has 8 divisors (see below), whose sum is σ = 192089856. Its totient is φ = 91471200.

The previous prime is 140637089. The next prime is 140637097. The reversal of 140637093 is 390736041.

140637093 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (140637089) and next prime (140637097).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 140637093 - 2² = 140637089 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140637097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 571573 + ... + 571818.

It is an arithmetic number, because the mean of its divisors is an integer number (24011232).

Almost surely, 2^140637093 is an apocalyptic number.

It is an amenable number.

140637093 is a deficient number, since it is larger than the sum of its proper divisors (51452763).

140637093 is a wasteful number, since it uses less digits than its factorization.

140637093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143435.

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 140637093 is about 11859.0511003200. The cubic root of 140637093 is about 520.0358616786.

The spelling of 140637093 in words is "one hundred forty million, six hundred thirty-seven thousand, ninety-three".