140020104 has 32 divisors (see below), whose sum is σ = 400057920. Its totient is φ = 40005696.

The previous prime is 140020103. The next prime is 140020141. The reversal of 140020104 is 401020041.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 140020104.

It is not an unprimeable number, because it can be changed into a prime (140020103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 416559 + ... + 416894.

It is an arithmetic number, because the mean of its divisors is an integer number (12501810).

Almost surely, 2^140020104 is an apocalyptic number.

140020104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

140020104 is an abundant number, since it is smaller than the sum of its proper divisors (260037816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140020104 is a wasteful number, since it uses less digits than its factorization.

140020104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833469 (or 833465 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 140020104 is about 11833.0090847595. The cubic root of 140020104 is about 519.2742637339.

Adding to 140020104 its reverse (401020041), we get a palindrome (541040145).

The spelling of 140020104 in words is "one hundred forty million, twenty thousand, one hundred four".