1004402102043 has 4 divisors (see below), whose sum is σ = 1339202802728. Its totient is φ = 669601401360.

The previous prime is 1004402102029. The next prime is 1004402102071. The reversal of 1004402102043 is 3402012044001.

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

It is not a de Polignac number, because 1004402102043 - 2⁴ = 1004402102027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1004402102443) 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, 167400350338 + ... + 167400350343.

It is an arithmetic number, because the mean of its divisors is an integer number (334800700682).

Almost surely, 2^{1004402102043} is an apocalyptic number.

1004402102043 is a deficient number, since it is larger than the sum of its proper divisors (334800700685).

1004402102043 is an equidigital number, since it uses as much as digits as its factorization.

1004402102043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334800700684.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 1004402102043 its reverse (3402012044001), we get a palindrome (4406414146044).

The spelling of 1004402102043 in words is "one trillion, four billion, four hundred two million, one hundred two thousand, forty-three".