749500111 has 2 divisors, whose sum is σ = 749500112. Its totient is φ = 749500110.

The previous prime is 749500109. The next prime is 749500223. The reversal of 749500111 is 111005947.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 749500111 - 2¹ = 749500109 is a prime.

Together with 749500109, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 749500111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (749500511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374750055 + 374750056.

It is an arithmetic number, because the mean of its divisors is an integer number (374750056).

Almost surely, 2^749500111 is an apocalyptic number.

749500111 is a deficient number, since it is larger than the sum of its proper divisors (1).

749500111 is an equidigital number, since it uses as much as digits as its factorization.

749500111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 28.

The square root of 749500111 is about 27376.9996712569. Note that the first 3 decimals coincide. The cubic root of 749500111 is about 908.3583940864.

The spelling of 749500111 in words is "seven hundred forty-nine million, five hundred thousand, one hundred eleven".