1040104019 has 4 divisors (see below), whose sum is σ = 1040955696. Its totient is φ = 1039252344.

The previous prime is 1040104007. The next prime is 1040104067. The reversal of 1040104019 is 9104010401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1040104019 - 2¹² = 1040099923 is a prime.

It is a super-2 number, since 2×1040104019² = 2163632740679904722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040104069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424004 + ... + 426449.

It is an arithmetic number, because the mean of its divisors is an integer number (260238924).

Almost surely, 2^1040104019 is an apocalyptic number.

1040104019 is a deficient number, since it is larger than the sum of its proper divisors (851677).

1040104019 is an equidigital number, since it uses as much as digits as its factorization.

1040104019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851676.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 1040104019 is about 32250.6436990024. The cubic root of 1040104019 is about 1013.1931808441.

The spelling of 1040104019 in words is "one billion, forty million, one hundred four thousand, nineteen".