140225541 has 4 divisors (see below), whose sum is σ = 186967392. Its totient is φ = 93483692.

The previous prime is 140225531. The next prime is 140225543. The reversal of 140225541 is 145522041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 140225541 - 2²³ = 131836933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140225543) 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, 23370921 + ... + 23370926.

It is an arithmetic number, because the mean of its divisors is an integer number (46741848).

Almost surely, 2^140225541 is an apocalyptic number.

It is an amenable number.

140225541 is a deficient number, since it is larger than the sum of its proper divisors (46741851).

140225541 is an equidigital number, since it uses as much as digits as its factorization.

140225541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46741850.

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

The square root of 140225541 is about 11841.6865775108. The cubic root of 140225541 is about 519.5280987518.

Adding to 140225541 its reverse (145522041), we get a palindrome (285747582).

The spelling of 140225541 in words is "one hundred forty million, two hundred twenty-five thousand, five hundred forty-one".