965272543 has 2 divisors, whose sum is σ = 965272544. Its totient is φ = 965272542.

The previous prime is 965272439. The next prime is 965272591. The reversal of 965272543 is 345272569.

It is a strong prime.

It is an emirp because it is prime and its reverse (345272569) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 965272543 - 2¹³ = 965264351 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 965272543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (965272043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482636271 + 482636272.

It is an arithmetic number, because the mean of its divisors is an integer number (482636272).

Almost surely, 2^965272543 is an apocalyptic number.

965272543 is a deficient number, since it is larger than the sum of its proper divisors (1).

965272543 is an equidigital number, since it uses as much as digits as its factorization.

965272543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 43.

The square root of 965272543 is about 31068.8355591258. The cubic root of 965272543 is about 988.2875347366.

The spelling of 965272543 in words is "nine hundred sixty-five million, two hundred seventy-two thousand, five hundred forty-three".