255101443 has 2 divisors, whose sum is σ = 255101444. Its totient is φ = 255101442.

The previous prime is 255101419. The next prime is 255101447. The reversal of 255101443 is 344101552.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255101443 - 2⁵ = 255101411 is a prime.

It is not a weakly prime, because it can be changed into another prime (255101447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127550721 + 127550722.

It is an arithmetic number, because the mean of its divisors is an integer number (127550722).

Almost surely, 2^255101443 is an apocalyptic number.

255101443 is a deficient number, since it is larger than the sum of its proper divisors (1).

255101443 is an equidigital number, since it uses as much as digits as its factorization.

255101443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 255101443 is about 15971.8954103763. The cubic root of 255101443 is about 634.2166486849.

Adding to 255101443 its reverse (344101552), we get a palindrome (599202995).

The spelling of 255101443 in words is "two hundred fifty-five million, one hundred one thousand, four hundred forty-three".