140440413 has 8 divisors (see below), whose sum is σ = 187314400. Its totient is φ = 93596688.

The previous prime is 140440379. The next prime is 140440427. The reversal of 140440413 is 314044041.

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

It is not a de Polignac number, because 140440413 - 2¹⁷ = 140309341 is a prime.

It is a super-2 number, since 2×140440413² = 39447019207221138, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140440413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140440453) 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 7 ways as a sum of consecutive naturals, for example, 7623 + ... + 18411.

It is an arithmetic number, because the mean of its divisors is an integer number (23414300).

Almost surely, 2^140440413 is an apocalyptic number.

It is an amenable number.

140440413 is a deficient number, since it is larger than the sum of its proper divisors (46873987).

140440413 is a wasteful number, since it uses less digits than its factorization.

140440413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15131.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 140440413 is about 11850.7557986822. The cubic root of 140440413 is about 519.7933263992.

Adding to 140440413 its reverse (314044041), we get a palindrome (454484454).

The spelling of 140440413 in words is "one hundred forty million, four hundred forty thousand, four hundred thirteen".