705113191 has 2 divisors, whose sum is σ = 705113192. Its totient is φ = 705113190.

The previous prime is 705113099. The next prime is 705113207. The reversal of 705113191 is 191311507.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 705113191 - 2¹³ = 705104999 is a prime.

It is a super-2 number, since 2×705113191² = 994369224244404962, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (705113891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352556595 + 352556596.

It is an arithmetic number, because the mean of its divisors is an integer number (352556596).

Almost surely, 2^705113191 is an apocalyptic number.

705113191 is a deficient number, since it is larger than the sum of its proper divisors (1).

705113191 is an equidigital number, since it uses as much as digits as its factorization.

705113191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 945, while the sum is 28.

The square root of 705113191 is about 26553.9675189980. The cubic root of 705113191 is about 890.0606746498.

Adding to 705113191 its reverse (191311507), we get a palindrome (896424698).

The spelling of 705113191 in words is "seven hundred five million, one hundred thirteen thousand, one hundred ninety-one".