111383903 has 2 divisors, whose sum is σ = 111383904. Its totient is φ = 111383902.

The previous prime is 111383863. The next prime is 111383971. The reversal of 111383903 is 309383111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111383903 - 2⁸ = 111383647 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111383003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55691951 + 55691952.

It is an arithmetic number, because the mean of its divisors is an integer number (55691952).

Almost surely, 2^111383903 is an apocalyptic number.

111383903 is a deficient number, since it is larger than the sum of its proper divisors (1).

111383903 is an equidigital number, since it uses as much as digits as its factorization.

111383903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 111383903 is about 10553.8572569464. The cubic root of 111383903 is about 481.1429692153.

The spelling of 111383903 in words is "one hundred eleven million, three hundred eighty-three thousand, nine hundred three".