1452707641573 has 4 divisors (see below), whose sum is σ = 1452710800800. Its totient is φ = 1452704482348.

The previous prime is 1452707641559. The next prime is 1452707641601. The reversal of 1452707641573 is 3751467072541.

It is a happy number.

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-1452707641573 is a prime.

It is a super-2 number, since 2×1452707641573² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1452707641573.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1452707648573) 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, 741715 + ... + 1858912.

It is an arithmetic number, because the mean of its divisors is an integer number (363177700200).

Almost surely, 2^{1452707641573} is an apocalyptic number.

It is an amenable number.

1452707641573 is a deficient number, since it is larger than the sum of its proper divisors (3159227).

1452707641573 is an equidigital number, since it uses as much as digits as its factorization.

1452707641573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3159226.

The product of its (nonzero) digits is 4939200, while the sum is 52.

The spelling of 1452707641573 in words is "one trillion, four hundred fifty-two billion, seven hundred seven million, six hundred forty-one thousand, five hundred seventy-three".