140654341 has 4 divisors (see below), whose sum is σ = 140691532. Its totient is φ = 140617152.

The previous prime is 140654323. The next prime is 140654369. The reversal of 140654341 is 143456041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 56565441 + 84088900 = 7521^2 + 9170^2 .

It is a cyclic number.

It is not a de Polignac number, because 140654341 - 2⁵ = 140654309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140654741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12186 + ... + 20731.

It is an arithmetic number, because the mean of its divisors is an integer number (35172883).

Almost surely, 2^140654341 is an apocalyptic number.

It is an amenable number.

140654341 is a deficient number, since it is larger than the sum of its proper divisors (37191).

140654341 is an equidigital number, since it uses as much as digits as its factorization.

140654341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37190.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 140654341 is about 11859.7782862919. The cubic root of 140654341 is about 520.0571202046.

It can be divided in two parts, 140 and 654341, that added together give a square (654481 = 809²).

The spelling of 140654341 in words is "one hundred forty million, six hundred fifty-four thousand, three hundred forty-one".