1004693901 has 4 divisors (see below), whose sum is σ = 1339591872. Its totient is φ = 669795932.

The previous prime is 1004693881. The next prime is 1004693909. The reversal of 1004693901 is 1093964001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1004693901 - 2⁵ = 1004693869 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004693909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167448981 + ... + 167448986.

It is an arithmetic number, because the mean of its divisors is an integer number (334897968).

Almost surely, 2^1004693901 is an apocalyptic number.

It is an amenable number.

1004693901 is a deficient number, since it is larger than the sum of its proper divisors (334897971).

1004693901 is an equidigital number, since it uses as much as digits as its factorization.

1004693901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334897970.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 1004693901 is about 31696.9068049234. The cubic root of 1004693901 is about 1001.5621919522.

The spelling of 1004693901 in words is "one billion, four million, six hundred ninety-three thousand, nine hundred one".