1553104103 has 8 divisors (see below), whose sum is σ = 1608352416. Its totient is φ = 1498816800.

The previous prime is 1553104093. The next prime is 1553104117. The reversal of 1553104103 is 3014013551.

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

It is a cyclic number.

It is not a de Polignac number, because 1553104103 - 2⁴ = 1553104087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1553104183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236963 + ... + 243428.

It is an arithmetic number, because the mean of its divisors is an integer number (201044052).

Almost surely, 2^1553104103 is an apocalyptic number.

1553104103 is a deficient number, since it is larger than the sum of its proper divisors (55248313).

1553104103 is an equidigital number, since it uses as much as digits as its factorization.

1553104103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480505.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 1553104103 is about 39409.4418001575. The cubic root of 1553104103 is about 1158.0665629621.

Adding to 1553104103 its reverse (3014013551), we get a palindrome (4567117654).

The spelling of 1553104103 in words is "one billion, five hundred fifty-three million, one hundred four thousand, one hundred three".