11450453306603 has 4 divisors (see below), whose sum is σ = 12124009383480. Its totient is φ = 10776897229728.

The previous prime is 11450453306563. The next prime is 11450453306627. The reversal of 11450453306603 is 30660335405411.

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

It is a cyclic number.

It is not a de Polignac number, because 11450453306603 - 2¹⁶ = 11450453241067 is a prime.

It is a super-2 number, since 2×11450453306603² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11450453306683) 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, 336778038413 + ... + 336778038446.

It is an arithmetic number, because the mean of its divisors is an integer number (3031002345870).

Almost surely, 2^{11450453306603} is an apocalyptic number.

11450453306603 is a deficient number, since it is larger than the sum of its proper divisors (673556076877).

11450453306603 is an equidigital number, since it uses as much as digits as its factorization.

11450453306603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673556076876.

The product of its (nonzero) digits is 388800, while the sum is 41.

The spelling of 11450453306603 in words is "eleven trillion, four hundred fifty billion, four hundred fifty-three million, three hundred six thousand, six hundred three".