12454351455053 has 4 divisors (see below), whose sum is σ = 12455718721980. Its totient is φ = 12452984188128.

The previous prime is 12454351455041. The next prime is 12454351455089. The reversal of 12454351455053 is 35055415345421.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6879567689449 + 5574783765604 = 2622893^2 + 2361098^2 .

It is a cyclic number.

It is not a de Polignac number, because 12454351455053 - 2⁴² = 8056304943949 is a prime.

It is a super-2 number, since 2×12454351455053² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12454351454989 and 12454351455007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12454353455053) 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, 683619800 + ... + 683638017.

It is an arithmetic number, because the mean of its divisors is an integer number (3113929680495).

Almost surely, 2^{12454351455053} is an apocalyptic number.

It is an amenable number.

12454351455053 is a deficient number, since it is larger than the sum of its proper divisors (1367266927).

12454351455053 is an equidigital number, since it uses as much as digits as its factorization.

12454351455053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1367266926.

The product of its (nonzero) digits is 3600000, while the sum is 47.

The spelling of 12454351455053 in words is "twelve trillion, four hundred fifty-four billion, three hundred fifty-one million, four hundred fifty-five thousand, fifty-three".