140961024 has 108 divisors (see below), whose sum is σ = 409819956. Its totient is φ = 46596096.

The previous prime is 140961017. The next prime is 140961047. The reversal of 140961024 is 420169041.

140961024 is a `hidden beast` number, since 1 + 40 + 9 + 610 + 2 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 19079424 + 121881600 = 4368^2 + 11040^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 444514 + ... + 444830.

Almost surely, 2^140961024 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 140961024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204909978).

140961024 is an abundant number, since it is smaller than the sum of its proper divisors (268858932).

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

140961024 is a wasteful number, since it uses less digits than its factorization.

140961024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532 (or 515 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 140961024 is about 11872.7007879421. The cubic root of 140961024 is about 520.4348236761.

The spelling of 140961024 in words is "one hundred forty million, nine hundred sixty-one thousand, twenty-four".