140295597 has 16 divisors (see below), whose sum is σ = 202473600. Its totient is φ = 85897152.

The previous prime is 140295593. The next prime is 140295613. The reversal of 140295597 is 795592041.

It is not a de Polignac number, because 140295597 - 2² = 140295593 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140295593) 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, 1278 + ... + 16799.

It is an arithmetic number, because the mean of its divisors is an integer number (12654600).

Almost surely, 2^140295597 is an apocalyptic number.

It is an amenable number.

140295597 is a deficient number, since it is larger than the sum of its proper divisors (62178003).

140295597 is a wasteful number, since it uses less digits than its factorization.

140295597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18292.

The product of its (nonzero) digits is 113400, while the sum is 42.

The square root of 140295597 is about 11844.6442327324. The cubic root of 140295597 is about 519.6146022537.

The spelling of 140295597 in words is "one hundred forty million, two hundred ninety-five thousand, five hundred ninety-seven".