1262264255 has 48 divisors (see below), whose sum is σ = 1805037696. Its totient is φ = 844683840.

The previous prime is 1262264239. The next prime is 1262264299. The reversal of 1262264255 is 5524622621.

It is not a de Polignac number, because 1262264255 - 2⁴ = 1262264239 is a prime.

It is a super-2 number, since 2×1262264255² = 3186622098901410050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2150072 + ... + 2150658.

It is an arithmetic number, because the mean of its divisors is an integer number (37604952).

Almost surely, 2^1262264255 is an apocalyptic number.

1262264255 is a deficient number, since it is larger than the sum of its proper divisors (542773441).

1262264255 is a wasteful number, since it uses less digits than its factorization.

1262264255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804 (or 797 counting only the distinct ones).

The product of its digits is 57600, while the sum is 35.

The square root of 1262264255 is about 35528.3584619385. The cubic root of 1262264255 is about 1080.7288903926.

Adding to 1262264255 its reverse (5524622621), we get a palindrome (6786886876).

The spelling of 1262264255 in words is "one billion, two hundred sixty-two million, two hundred sixty-four thousand, two hundred fifty-five".