11451546434453 has 2 divisors, whose sum is σ = 11451546434454. Its totient is φ = 11451546434452.

The previous prime is 11451546434443. The next prime is 11451546434473. The reversal of 11451546434453 is 35443464515411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7788525568849 + 3663020865604 = 2790793^2 + 1913902^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11451546434453 is a prime.

It is a super-2 number, since 2×11451546434453² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11451546434423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5725773217226 + 5725773217227.

It is an arithmetic number, because the mean of its divisors is an integer number (5725773217227).

Almost surely, 2^{11451546434453} is an apocalyptic number.

It is an amenable number.

11451546434453 is a deficient number, since it is larger than the sum of its proper divisors (1).

11451546434453 is an equidigital number, since it uses as much as digits as its factorization.

11451546434453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912000, while the sum is 50.

The spelling of 11451546434453 in words is "eleven trillion, four hundred fifty-one billion, five hundred forty-six million, four hundred thirty-four thousand, four hundred fifty-three".