1322252537 has 16 divisors (see below), whose sum is σ = 1437416640. Its totient is φ = 1211438592.

The previous prime is 1322252507. The next prime is 1322252557. The reversal of 1322252537 is 7352522231.

It is a cyclic number.

It is not a de Polignac number, because 1322252537 - 2⁶ = 1322252473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1322252507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225914 + ... + 231692.

It is an arithmetic number, because the mean of its divisors is an integer number (89838540).

Almost surely, 2^1322252537 is an apocalyptic number.

1322252537 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1322252537 is a deficient number, since it is larger than the sum of its proper divisors (115164103).

1322252537 is a wasteful number, since it uses less digits than its factorization.

1322252537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6152.

The product of its digits is 25200, while the sum is 32.

The square root of 1322252537 is about 36362.7905557316. The cubic root of 1322252537 is about 1097.5849321382.

Adding to 1322252537 its reverse (7352522231), we get a palindrome (8674774768).

The spelling of 1322252537 in words is "one billion, three hundred twenty-two million, two hundred fifty-two thousand, five hundred thirty-seven".