1113210423 has 12 divisors (see below), whose sum is σ = 1731660840. Its totient is φ = 685052496.

The previous prime is 1113210389. The next prime is 1113210431. The reversal of 1113210423 is 3240123111.

1113210423 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1113210423 - 2²¹ = 1111113271 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1113210396 and 1113210405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113210433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4757193 + ... + 4757426.

It is an arithmetic number, because the mean of its divisors is an integer number (144305070).

Almost surely, 2^1113210423 is an apocalyptic number.

1113210423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1113210423 is a deficient number, since it is larger than the sum of its proper divisors (618450417).

1113210423 is a wasteful number, since it uses less digits than its factorization.

1113210423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9514638 (or 9514635 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1113210423 is about 33364.8081517038. The cubic root of 1113210423 is about 1036.3960632786.

Adding to 1113210423 its reverse (3240123111), we get a palindrome (4353333534).

The spelling of 1113210423 in words is "one billion, one hundred thirteen million, two hundred ten thousand, four hundred twenty-three".