1325211453 has 24 divisors (see below), whose sum is σ = 1968114720. Its totient is φ = 858785760.

The previous prime is 1325211451. The next prime is 1325211457. The reversal of 1325211453 is 3541125231.

1325211453 is a `hidden beast` number, since 132 + 521 + 1 + 4 + 5 + 3 = 666.

It is not a de Polignac number, because 1325211453 - 2¹ = 1325211451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325211451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73543 + ... + 89771.

It is an arithmetic number, because the mean of its divisors is an integer number (82004780).

Almost surely, 2^1325211453 is an apocalyptic number.

It is an amenable number.

1325211453 is a deficient number, since it is larger than the sum of its proper divisors (642903267).

1325211453 is a wasteful number, since it uses less digits than its factorization.

1325211453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16489 (or 16486 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 1325211453 is about 36403.4538608633. The cubic root of 1325211453 is about 1098.4030416424.

Adding to 1325211453 its reverse (3541125231), we get a palindrome (4866336684).

The spelling of 1325211453 in words is "one billion, three hundred twenty-five million, two hundred eleven thousand, four hundred fifty-three".