1324504253 has 4 divisors (see below), whose sum is σ = 1324826880. Its totient is φ = 1324181628.

The previous prime is 1324504217. The next prime is 1324504261. The reversal of 1324504253 is 3524054231.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3524054231 = 1951 ⋅1806281.

It is a cyclic number.

It is not a de Polignac number, because 1324504253 - 2⁸ = 1324503997 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 (1324504213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155075 + ... + 163392.

It is an arithmetic number, because the mean of its divisors is an integer number (331206720).

Almost surely, 2^1324504253 is an apocalyptic number.

It is an amenable number.

1324504253 is a deficient number, since it is larger than the sum of its proper divisors (322627).

1324504253 is an equidigital number, since it uses as much as digits as its factorization.

1324504253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322626.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 1324504253 is about 36393.7392005823. The cubic root of 1324504253 is about 1098.2076190305.

Adding to 1324504253 its reverse (3524054231), we get a palindrome (4848558484).

The spelling of 1324504253 in words is "one billion, three hundred twenty-four million, five hundred four thousand, two hundred fifty-three".