140932297 has 16 divisors (see below), whose sum is σ = 160603200. Its totient is φ = 122523840.

The previous prime is 140932283. The next prime is 140932303. The reversal of 140932297 is 792239041.

It is a cyclic number.

It is not a de Polignac number, because 140932297 - 2¹⁵ = 140899529 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140932217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21079 + ... + 26947.

It is an arithmetic number, because the mean of its divisors is an integer number (10037700).

Almost surely, 2^140932297 is an apocalyptic number.

It is an amenable number.

140932297 is a deficient number, since it is larger than the sum of its proper divisors (19670903).

140932297 is a wasteful number, since it uses less digits than its factorization.

140932297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5976.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 140932297 is about 11871.4909341666. The cubic root of 140932297 is about 520.3994674561.

The spelling of 140932297 in words is "one hundred forty million, nine hundred thirty-two thousand, two hundred ninety-seven".