1004121432403 has 4 divisors (see below), whose sum is σ = 1005427182760. Its totient is φ = 1002815682048.

The previous prime is 1004121432371. The next prime is 1004121432407. The reversal of 1004121432403 is 3042341214001.

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 1004121432403 - 2⁵ = 1004121432371 is a prime.

It is a super-2 number, since 2×1004121432403² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1004121432407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 652874025 + ... + 652875562.

It is an arithmetic number, because the mean of its divisors is an integer number (251356795690).

Almost surely, 2^{1004121432403} is an apocalyptic number.

1004121432403 is a deficient number, since it is larger than the sum of its proper divisors (1305750357).

1004121432403 is an equidigital number, since it uses as much as digits as its factorization.

1004121432403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305750356.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 1004121432403 its reverse (3042341214001), we get a palindrome (4046462646404).

The spelling of 1004121432403 in words is "one trillion, four billion, one hundred twenty-one million, four hundred thirty-two thousand, four hundred three".