749508911 has 2 divisors, whose sum is σ = 749508912. Its totient is φ = 749508910.

The previous prime is 749508887. The next prime is 749508913. The reversal of 749508911 is 119805947.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 749508911 - 2⁶ = 749508847 is a prime.

Together with 749508913, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (749508913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374754455 + 374754456.

It is an arithmetic number, because the mean of its divisors is an integer number (374754456).

Almost surely, 2^749508911 is an apocalyptic number.

749508911 is a deficient number, since it is larger than the sum of its proper divisors (1).

749508911 is an equidigital number, since it uses as much as digits as its factorization.

749508911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 44.

The square root of 749508911 is about 27377.1603896387. The cubic root of 749508911 is about 908.3619491326.

The spelling of 749508911 in words is "seven hundred forty-nine million, five hundred eight thousand, nine hundred eleven".