1145056426453 has 4 divisors (see below), whose sum is σ = 1145121111040. Its totient is φ = 1144991741868.

The previous prime is 1145056426421. The next prime is 1145056426457. The reversal of 1145056426453 is 3546246505411.

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 not a de Polignac number, because 1145056426453 - 2⁵ = 1145056426421 is a prime.

It is a super-2 number, since 2×1145056426453² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145056426457) 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, 32315733 + ... + 32351146.

It is an arithmetic number, because the mean of its divisors is an integer number (286280277760).

Almost surely, 2^{1145056426453} is an apocalyptic number.

It is an amenable number.

1145056426453 is a deficient number, since it is larger than the sum of its proper divisors (64684587).

1145056426453 is an equidigital number, since it uses as much as digits as its factorization.

1145056426453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64684586.

The product of its (nonzero) digits is 1728000, while the sum is 46.

The spelling of 1145056426453 in words is "one trillion, one hundred forty-five billion, fifty-six million, four hundred twenty-six thousand, four hundred fifty-three".