2445403045 has 4 divisors (see below), whose sum is σ = 2934483660. Its totient is φ = 1956322432.

The previous prime is 2445403019. The next prime is 2445403073. The reversal of 2445403045 is 5403045442.

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 980503969 + 1464899076 = 31313^2 + 38274^2 .

It is a cyclic number.

It is not a de Polignac number, because 2445403045 - 2¹⁷ = 2445271973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2445402998 and 2445403016.

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, 244540300 + ... + 244540309.

It is an arithmetic number, because the mean of its divisors is an integer number (733620915).

Almost surely, 2^2445403045 is an apocalyptic number.

It is an amenable number.

2445403045 is a deficient number, since it is larger than the sum of its proper divisors (489080615).

2445403045 is an equidigital number, since it uses as much as digits as its factorization.

2445403045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489080614.

The product of its (nonzero) digits is 38400, while the sum is 31.

The square root of 2445403045 is about 49451.0166225124. The cubic root of 2445403045 is about 1347.2560718125.

Adding to 2445403045 its reverse (5403045442), we get a palindrome (7848448487).

The spelling of 2445403045 in words is "two billion, four hundred forty-five million, four hundred three thousand, forty-five".