141021904 has 20 divisors (see below), whose sum is σ = 277080480. Its totient is φ = 69517280.

The previous prime is 141021899. The next prime is 141021917. The reversal of 141021904 is 409120141.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60934 + ... + 63205.

It is an arithmetic number, because the mean of its divisors is an integer number (13854024).

Almost surely, 2^141021904 is an apocalyptic number.

It is an amenable number.

141021904 is a deficient number, since it is larger than the sum of its proper divisors (136058576).

141021904 is a wasteful number, since it uses less digits than its factorization.

141021904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124218 (or 124212 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 141021904 is about 11875.2643760044. The cubic root of 141021904 is about 520.5097368469.

The spelling of 141021904 in words is "one hundred forty-one million, twenty-one thousand, nine hundred four".