1322515255 has 8 divisors (see below), whose sum is σ = 1680372432. Its totient is φ = 995776128.

The previous prime is 1322515253. The next prime is 1322515283. The reversal of 1322515255 is 5525152231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1322515255 - 2¹ = 1322515253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322515253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7779417 + ... + 7779586.

It is an arithmetic number, because the mean of its divisors is an integer number (210046554).

Almost surely, 2^1322515255 is an apocalyptic number.

1322515255 is a deficient number, since it is larger than the sum of its proper divisors (357857177).

1322515255 is a wasteful number, since it uses less digits than its factorization.

1322515255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15559025.

The product of its digits is 15000, while the sum is 31.

The square root of 1322515255 is about 36366.4028328346. The cubic root of 1322515255 is about 1097.6576202757.

Adding to 1322515255 its reverse (5525152231), we get a palindrome (6847667486).

The spelling of 1322515255 in words is "one billion, three hundred twenty-two million, five hundred fifteen thousand, two hundred fifty-five".