263875141 has 2 divisors, whose sum is σ = 263875142. Its totient is φ = 263875140.

The previous prime is 263875111. The next prime is 263875153. The reversal of 263875141 is 141578362.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 211818916 + 52056225 = 14554^2 + 7215^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-263875141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 263875141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (263875111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131937570 + 131937571.

It is an arithmetic number, because the mean of its divisors is an integer number (131937571).

Almost surely, 2^263875141 is an apocalyptic number.

It is an amenable number.

263875141 is a deficient number, since it is larger than the sum of its proper divisors (1).

263875141 is an equidigital number, since it uses as much as digits as its factorization.

263875141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 37.

The square root of 263875141 is about 16244.2340847453. The cubic root of 263875141 is about 641.4057163318.

The spelling of 263875141 in words is "two hundred sixty-three million, eight hundred seventy-five thousand, one hundred forty-one".