1455452045 has 4 divisors (see below), whose sum is σ = 1746542460. Its totient is φ = 1164361632.

The previous prime is 1455452021. The next prime is 1455452083. The reversal of 1455452045 is 5402545541.

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 437395396 + 1018056649 = 20914^2 + 31907^2 .

It is a cyclic number.

It is not a de Polignac number, because 1455452045 - 2⁶ = 1455451981 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1455451996 and 1455452014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145545200 + ... + 145545209.

It is an arithmetic number, because the mean of its divisors is an integer number (436635615).

Almost surely, 2^1455452045 is an apocalyptic number.

It is an amenable number.

1455452045 is a deficient number, since it is larger than the sum of its proper divisors (291090415).

1455452045 is an equidigital number, since it uses as much as digits as its factorization.

1455452045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291090414.

The product of its (nonzero) digits is 80000, while the sum is 35.

The square root of 1455452045 is about 38150.3872195290. The cubic root of 1455452045 is about 1133.2680202173.

Adding to 1455452045 its reverse (5402545541), we get a palindrome (6857997586).

The spelling of 1455452045 in words is "one billion, four hundred fifty-five million, four hundred fifty-two thousand, forty-five".