1458342745 has 4 divisors (see below), whose sum is σ = 1750011300. Its totient is φ = 1166674192.

The previous prime is 1458342733. The next prime is 1458342751. The reversal of 1458342745 is 5472438541.

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 872847936 + 585494809 = 29544^2 + 24197^2 .

It is a cyclic number.

It is not a de Polignac number, because 1458342745 - 2⁵ = 1458342713 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145834270 + ... + 145834279.

It is an arithmetic number, because the mean of its divisors is an integer number (437502825).

Almost surely, 2^1458342745 is an apocalyptic number.

It is an amenable number.

1458342745 is a deficient number, since it is larger than the sum of its proper divisors (291668555).

1458342745 is an equidigital number, since it uses as much as digits as its factorization.

1458342745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291668554.

The product of its digits is 537600, while the sum is 43.

The square root of 1458342745 is about 38188.2540187425. The cubic root of 1458342745 is about 1134.0177921907.

The spelling of 1458342745 in words is "one billion, four hundred fifty-eight million, three hundred forty-two thousand, seven hundred forty-five".