1445353606453 has 4 divisors (see below), whose sum is σ = 1445642740000. Its totient is φ = 1445064472908.

The previous prime is 1445353606441. The next prime is 1445353606469. The reversal of 1445353606453 is 3546063535441.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1445353606453 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1445353606397 and 1445353606406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1445353606483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144559275 + ... + 144569272.

It is an arithmetic number, because the mean of its divisors is an integer number (361410685000).

Almost surely, 2^{1445353606453} is an apocalyptic number.

It is an amenable number.

1445353606453 is a deficient number, since it is larger than the sum of its proper divisors (289133547).

1445353606453 is an equidigital number, since it uses as much as digits as its factorization.

1445353606453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289133546.

The product of its (nonzero) digits is 7776000, while the sum is 49.

The spelling of 1445353606453 in words is "one trillion, four hundred forty-five billion, three hundred fifty-three million, six hundred six thousand, four hundred fifty-three".