11451455122445 has 16 divisors (see below), whose sum is σ = 14875481297712. Its totient is φ = 8412643307520.

The previous prime is 11451455122351. The next prime is 11451455122489. The reversal of 11451455122445 is 54422155415411.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 3557007316009 + 7894447806436 = 1886003^2 + 2809706^2 .

It is not a de Polignac number, because 11451455122445 - 2¹⁸ = 11451454860301 is a prime.

It is a super-2 number, since 2×11451455122445² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11451455122396 and 11451455122405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 456402566 + ... + 456427655.

It is an arithmetic number, because the mean of its divisors is an integer number (929717581107).

Almost surely, 2^{11451455122445} is an apocalyptic number.

It is an amenable number.

11451455122445 is a deficient number, since it is larger than the sum of its proper divisors (3424026175267).

11451455122445 is a wasteful number, since it uses less digits than its factorization.

11451455122445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912830432.

The product of its digits is 640000, while the sum is 44.

The spelling of 11451455122445 in words is "eleven trillion, four hundred fifty-one billion, four hundred fifty-five million, one hundred twenty-two thousand, four hundred forty-five".