140771124 has 108 divisors (see below), whose sum is σ = 397235748. Its totient is φ = 41783040.

The previous prime is 140771119. The next prime is 140771129. The reversal of 140771124 is 421177041.

It is an interprime number because it is at equal distance from previous prime (140771119) and next prime (140771129).

It can be written as a sum of positive squares in 2 ways, for example, as 7784100 + 132987024 = 2790^2 + 11532^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140771129) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 449592 + ... + 449904.

Almost surely, 2^140771124 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140771124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198617874).

140771124 is an abundant number, since it is smaller than the sum of its proper divisors (256464624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140771124 is a wasteful number, since it uses less digits than its factorization.

140771124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398 (or 362 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 27.

The square root of 140771124 is about 11864.7007547599. The cubic root of 140771124 is about 520.2010120300.

The spelling of 140771124 in words is "one hundred forty million, seven hundred seventy-one thousand, one hundred twenty-four".