1351323032453 has 16 divisors (see below), whose sum is σ = 1421195328000. Its totient is φ = 1283304815040.

The previous prime is 1351323032413. The next prime is 1351323032497. The reversal of 1351323032453 is 3542303231531.

It is a cyclic number.

It is not a de Polignac number, because 1351323032453 - 2²⁰ = 1351321983877 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351323032413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1379018 + ... + 2145771.

It is an arithmetic number, because the mean of its divisors is an integer number (88824708000).

Almost surely, 2^{1351323032453} is an apocalyptic number.

It is an amenable number.

1351323032453 is a deficient number, since it is larger than the sum of its proper divisors (69872295547).

1351323032453 is a wasteful number, since it uses less digits than its factorization.

1351323032453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3525052.

The product of its (nonzero) digits is 97200, while the sum is 35.

Adding to 1351323032453 its reverse (3542303231531), we get a palindrome (4893626263984).

The spelling of 1351323032453 in words is "one trillion, three hundred fifty-one billion, three hundred twenty-three million, thirty-two thousand, four hundred fifty-three".