201345719 has 2 divisors, whose sum is σ = 201345720. Its totient is φ = 201345718.

The previous prime is 201345691. The next prime is 201345733. The reversal of 201345719 is 917543102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201345719 is a prime.

It is a super-2 number, since 2×201345719² = 81080197119253922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201345769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100672859 + 100672860.

It is an arithmetic number, because the mean of its divisors is an integer number (100672860).

Almost surely, 2^201345719 is an apocalyptic number.

201345719 is a deficient number, since it is larger than the sum of its proper divisors (1).

201345719 is an equidigital number, since it uses as much as digits as its factorization.

201345719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 201345719 is about 14189.6342095207. The cubic root of 201345719 is about 586.1122521781.

The spelling of 201345719 in words is "two hundred one million, three hundred forty-five thousand, seven hundred nineteen".