140103999 has 40 divisors (see below), whose sum is σ = 241612800. Its totient is φ = 79249104.

The previous prime is 140103983. The next prime is 140104001. The reversal of 140103999 is 999301041.

It is not a de Polignac number, because 140103999 - 2⁴ = 140103983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140103949) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 57202 + ... + 59600.

It is an arithmetic number, because the mean of its divisors is an integer number (6040320).

Almost surely, 2^140103999 is an apocalyptic number.

140103999 is a deficient number, since it is larger than the sum of its proper divisors (101508801).

140103999 is a wasteful number, since it uses less digits than its factorization.

140103999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2521 (or 2512 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 36.

The square root of 140103999 is about 11836.5535102073. The cubic root of 140103999 is about 519.3779531691.

The spelling of 140103999 in words is "one hundred forty million, one hundred three thousand, nine hundred ninety-nine".