140142415 has 8 divisors (see below), whose sum is σ = 192195360. Its totient is φ = 96097632.

The previous prime is 140142403. The next prime is 140142463. The reversal of 140142415 is 514241041.

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 140142415 - 2¹³ = 140134223 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2002000 + ... + 2002069.

It is an arithmetic number, because the mean of its divisors is an integer number (24024420).

Almost surely, 2^140142415 is an apocalyptic number.

140142415 is a deficient number, since it is larger than the sum of its proper divisors (52052945).

140142415 is an equidigital number, since it uses as much as digits as its factorization.

140142415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4004081.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 140142415 is about 11838.1761686503. The cubic root of 140142415 is about 519.4254193377.

Adding to 140142415 its reverse (514241041), we get a palindrome (654383456).

The spelling of 140142415 in words is "one hundred forty million, one hundred forty-two thousand, four hundred fifteen".