140315408 has 20 divisors (see below), whose sum is σ = 272251920. Its totient is φ = 70056864.

The previous prime is 140315389. The next prime is 140315419. The reversal of 140315408 is 804513041.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5891 + ... + 17757.

It is an arithmetic number, because the mean of its divisors is an integer number (13612596).

Almost surely, 2^140315408 is an apocalyptic number.

It is an amenable number.

140315408 is a deficient number, since it is larger than the sum of its proper divisors (131936512).

140315408 is a wasteful number, since it uses less digits than its factorization.

140315408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12614 (or 12608 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 140315408 is about 11845.4804883550. The cubic root of 140315408 is about 519.6390591875.

Adding to 140315408 its reverse (804513041), we get a palindrome (944828449).

The spelling of 140315408 in words is "one hundred forty million, three hundred fifteen thousand, four hundred eight".