140756241 has 8 divisors (see below), whose sum is σ = 190856160. Its totient is φ = 92246912.

The previous prime is 140756221. The next prime is 140756249. The reversal of 140756241 is 142657041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140756241 - 2⁹ = 140755729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140756199 and 140756208.

It is not an unprimeable number, because it can be changed into a prime (140756249) 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 7 ways as a sum of consecutive naturals, for example, 397440 + ... + 397793.

It is an arithmetic number, because the mean of its divisors is an integer number (23857020).

Almost surely, 2^140756241 is an apocalyptic number.

It is an amenable number.

140756241 is a deficient number, since it is larger than the sum of its proper divisors (50099919).

140756241 is an equidigital number, since it uses as much as digits as its factorization.

140756241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795295.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 140756241 is about 11864.0735415792. The cubic root of 140756241 is about 520.1826786666.

The spelling of 140756241 in words is "one hundred forty million, seven hundred fifty-six thousand, two hundred forty-one".