1204365045 has 16 divisors (see below), whose sum is σ = 2075213952. Its totient is φ = 592918080.

The previous prime is 1204365013. The next prime is 1204365049. The reversal of 1204365045 is 5405634021.

It is not a de Polignac number, because 1204365045 - 2⁵ = 1204365013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204365049) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3087921 + ... + 3088310.

It is an arithmetic number, because the mean of its divisors is an integer number (129700872).

Almost surely, 2^1204365045 is an apocalyptic number.

1204365045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1204365045 is a deficient number, since it is larger than the sum of its proper divisors (870848907).

1204365045 is a wasteful number, since it uses less digits than its factorization.

1204365045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6176252.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 1204365045 is about 34703.9629581407. The cubic root of 1204365045 is about 1063.9454968242.

Adding to 1204365045 its reverse (5405634021), we get a palindrome (6609999066).

The spelling of 1204365045 in words is "one billion, two hundred four million, three hundred sixty-five thousand, forty-five".