1115350403 has 8 divisors (see below), whose sum is σ = 1130468400. Its totient is φ = 1100290048.

The previous prime is 1115350387. The next prime is 1115350409. The reversal of 1115350403 is 3040535111.

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 1115350403 - 2⁴ = 1115350387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1115350409) 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, 25283 + ... + 53571.

It is an arithmetic number, because the mean of its divisors is an integer number (141308550).

Almost surely, 2^1115350403 is an apocalyptic number.

1115350403 is a deficient number, since it is larger than the sum of its proper divisors (15117997).

1115350403 is an equidigital number, since it uses as much as digits as its factorization.

1115350403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28821.

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

The square root of 1115350403 is about 33396.8621729647. The cubic root of 1115350403 is about 1037.0597434914.

Adding to 1115350403 its reverse (3040535111), we get a palindrome (4155885514).

The spelling of 1115350403 in words is "one billion, one hundred fifteen million, three hundred fifty thousand, four hundred three".