140474717 has 4 divisors (see below), whose sum is σ = 140499456. Its totient is φ = 140449980.

The previous prime is 140474701. The next prime is 140474729. The reversal of 140474717 is 717474041.

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 140474717 - 2⁴ = 140474701 is a prime.

It is a super-2 number, since 2×140474717² = 39466292232460178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140474767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 878 + ... + 16784.

It is an arithmetic number, because the mean of its divisors is an integer number (35124864).

Almost surely, 2^140474717 is an apocalyptic number.

It is an amenable number.

140474717 is a deficient number, since it is larger than the sum of its proper divisors (24739).

140474717 is an equidigital number, since it uses as much as digits as its factorization.

140474717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24738.

The product of its (nonzero) digits is 21952, while the sum is 35.

The square root of 140474717 is about 11852.2030441602. The cubic root of 140474717 is about 519.8356445570.

The spelling of 140474717 in words is "one hundred forty million, four hundred seventy-four thousand, seven hundred seventeen".