140541522 has 64 divisors (see below), whose sum is σ = 317011968. Its totient is φ = 41168000.

The previous prime is 140541509. The next prime is 140541547. The reversal of 140541522 is 225145041.

It is a junction number, because it is equal to n+sod(n) for n = 140541492 and 140541501.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 451747 + ... + 452057.

It is an arithmetic number, because the mean of its divisors is an integer number (4953312).

Almost surely, 2^140541522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140541522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158505984).

140541522 is an abundant number, since it is smaller than the sum of its proper divisors (176470446).

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

140541522 is a wasteful number, since it uses less digits than its factorization.

140541522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 140541522 is about 11855.0209616010. The cubic root of 140541522 is about 519.9180368843.

Adding to 140541522 its reverse (225145041), we get a palindrome (365686563).

It can be divided in two parts, 14054 and 1522, that added together give a triangular number (15576 = T₁₇₆).

The spelling of 140541522 in words is "one hundred forty million, five hundred forty-one thousand, five hundred twenty-two".