140922887 has 8 divisors (see below), whose sum is σ = 161136000. Its totient is φ = 120730104.

The previous prime is 140922853. The next prime is 140922889. The reversal of 140922887 is 788229041.

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

It is a cyclic number.

It is not a de Polignac number, because 140922887 - 2⁶ = 140922823 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 (140922889) 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, 15164 + ... + 22622.

It is an arithmetic number, because the mean of its divisors is an integer number (20142000).

Almost surely, 2^140922887 is an apocalyptic number.

140922887 is a deficient number, since it is larger than the sum of its proper divisors (20213113).

140922887 is an equidigital number, since it uses as much as digits as its factorization.

140922887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10165.

The product of its (nonzero) digits is 64512, while the sum is 41.

The square root of 140922887 is about 11871.0945999095. The cubic root of 140922887 is about 520.3878849018.

The spelling of 140922887 in words is "one hundred forty million, nine hundred twenty-two thousand, eight hundred eighty-seven".