1324264745 has 4 divisors (see below), whose sum is σ = 1589117700. Its totient is φ = 1059411792.

The previous prime is 1324264633. The next prime is 1324264769. The reversal of 1324264745 is 5474624231.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 403688464 + 920576281 = 20092^2 + 30341^2 .

It is a cyclic number.

It is not a de Polignac number, because 1324264745 - 2¹² = 1324260649 is a prime.

It is a super-2 number, since 2×1324264745² = 3507354229699830050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1324264699 and 1324264708.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132426470 + ... + 132426479.

It is an arithmetic number, because the mean of its divisors is an integer number (397279425).

Almost surely, 2^1324264745 is an apocalyptic number.

It is an amenable number.

1324264745 is a deficient number, since it is larger than the sum of its proper divisors (264852955).

1324264745 is an equidigital number, since it uses as much as digits as its factorization.

1324264745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264852954.

The product of its digits is 161280, while the sum is 38.

The square root of 1324264745 is about 36390.4485407916. The cubic root of 1324264745 is about 1098.1414193270.

Adding to 1324264745 its reverse (5474624231), we get a palindrome (6798888976).

The spelling of 1324264745 in words is "one billion, three hundred twenty-four million, two hundred sixty-four thousand, seven hundred forty-five".