113621303 has 2 divisors, whose sum is σ = 113621304. Its totient is φ = 113621302.

The previous prime is 113621297. The next prime is 113621323. The reversal of 113621303 is 303126311.

It is a happy number.

It is an a-pointer prime, because the next prime (113621323) can be obtained adding 113621303 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113621303 - 2²⁰ = 112572727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113621323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56810651 + 56810652.

It is an arithmetic number, because the mean of its divisors is an integer number (56810652).

Almost surely, 2^113621303 is an apocalyptic number.

113621303 is a deficient number, since it is larger than the sum of its proper divisors (1).

113621303 is an equidigital number, since it uses as much as digits as its factorization.

113621303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 113621303 is about 10659.3293879118. The cubic root of 113621303 is about 484.3432539333.

Adding to 113621303 its reverse (303126311), we get a palindrome (416747614).

The spelling of 113621303 in words is "one hundred thirteen million, six hundred twenty-one thousand, three hundred three".