1040103421045 has 8 divisors (see below), whose sum is σ = 1344133651896. Its totient is φ = 768076372416.

The previous prime is 1040103420929. The next prime is 1040103421087. The reversal of 1040103421045 is 5401243010401.

It can be written as a sum of positive squares in 4 ways, for example, as 205193598289 + 834909822756 = 452983^2 + 913734^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1040103421045 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8000795482 + ... + 8000795611.

It is an arithmetic number, because the mean of its divisors is an integer number (168016706487).

Almost surely, 2^{1040103421045} is an apocalyptic number.

It is an amenable number.

1040103421045 is a deficient number, since it is larger than the sum of its proper divisors (304030230851).

1040103421045 is a wasteful number, since it uses less digits than its factorization.

1040103421045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16001591111.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 1040103421045 its reverse (5401243010401), we get a palindrome (6441346431446).

The spelling of 1040103421045 in words is "one trillion, forty billion, one hundred three million, four hundred twenty-one thousand, forty-five".