140827087 has 16 divisors (see below), whose sum is σ = 148925952. Its totient is φ = 133017280.

The previous prime is 140827081. The next prime is 140827109. The reversal of 140827087 is 780728041.

It is a cyclic number.

It is not a de Polignac number, because 140827087 - 2¹¹ = 140825039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140827081) 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, 205848 + ... + 206530.

It is an arithmetic number, because the mean of its divisors is an integer number (9307872).

Almost surely, 2^140827087 is an apocalyptic number.

140827087 is a deficient number, since it is larger than the sum of its proper divisors (8098865).

140827087 is a wasteful number, since it uses less digits than its factorization.

140827087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878.

The product of its (nonzero) digits is 25088, while the sum is 37.

The square root of 140827087 is about 11867.0589026936. The cubic root of 140827087 is about 520.2699375111.

The spelling of 140827087 in words is "one hundred forty million, eight hundred twenty-seven thousand, eighty-seven".