1040311255 has 16 divisors (see below), whose sum is σ = 1278779040. Its totient is φ = 812020608.

The previous prime is 1040311253. The next prime is 1040311289. The reversal of 1040311255 is 5521130401.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1040311255 - 2¹ = 1040311253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040311253) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 258801 + ... + 262789.

It is an arithmetic number, because the mean of its divisors is an integer number (79923690).

Almost surely, 2^1040311255 is an apocalyptic number.

1040311255 is a deficient number, since it is larger than the sum of its proper divisors (238467785).

1040311255 is a wasteful number, since it uses less digits than its factorization.

1040311255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5250.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1040311255 is about 32253.8564360915. The cubic root of 1040311255 is about 1013.2604677547.

Adding to 1040311255 its reverse (5521130401), we get a palindrome (6561441656).

The spelling of 1040311255 in words is "one billion, forty million, three hundred eleven thousand, two hundred fifty-five".