1017493255 has 4 divisors (see below), whose sum is σ = 1220991912. Its totient is φ = 813994600.

The previous prime is 1017493249. The next prime is 1017493283. The reversal of 1017493255 is 5523947101.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1017493255 - 2¹⁷ = 1017362183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101749321 + ... + 101749330.

It is an arithmetic number, because the mean of its divisors is an integer number (305247978).

Almost surely, 2^1017493255 is an apocalyptic number.

1017493255 is a deficient number, since it is larger than the sum of its proper divisors (203498657).

1017493255 is an equidigital number, since it uses as much as digits as its factorization.

1017493255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203498656.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 1017493255 is about 31898.1700885803. The cubic root of 1017493255 is about 1005.7974100860.

The spelling of 1017493255 in words is "one billion, seventeen million, four hundred ninety-three thousand, two hundred fifty-five".