140551156 has 12 divisors (see below), whose sum is σ = 246047620. Its totient is φ = 70251840.

The previous prime is 140551153. The next prime is 140551171. The reversal of 140551156 is 651155041.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 114704100 + 25847056 = 10710^2 + 5084^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140551153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19450 + ... + 25678.

Almost surely, 2^140551156 is an apocalyptic number.

It is an amenable number.

140551156 is a deficient number, since it is larger than the sum of its proper divisors (105496464).

140551156 is a wasteful number, since it uses less digits than its factorization.

140551156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11874 (or 11872 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 28.

The square root of 140551156 is about 11855.4272803640. The cubic root of 140551156 is about 519.9299165904.

The spelling of 140551156 in words is "one hundred forty million, five hundred fifty-one thousand, one hundred fifty-six".