1904129963 has 2 divisors, whose sum is σ = 1904129964. Its totient is φ = 1904129962.

The previous prime is 1904129939. The next prime is 1904129989. The reversal of 1904129963 is 3699214091.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1904129963 - 2¹⁰ = 1904128939 is a prime.

It is not a weakly prime, because it can be changed into another prime (1904129363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 952064981 + 952064982.

It is an arithmetic number, because the mean of its divisors is an integer number (952064982).

Almost surely, 2^1904129963 is an apocalyptic number.

1904129963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1904129963 is an equidigital number, since it uses as much as digits as its factorization.

1904129963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 1904129963 is about 43636.3376442157. The cubic root of 1904129963 is about 1239.4590866141.

The spelling of 1904129963 in words is "one billion, nine hundred four million, one hundred twenty-nine thousand, nine hundred sixty-three".