1204030045 has 4 divisors (see below), whose sum is σ = 1444836060. Its totient is φ = 963224032.

The previous prime is 1204030031. The next prime is 1204030129. The reversal of 1204030045 is 5400304021.

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 453434436 + 750595609 = 21294^2 + 27397^2 .

It is a cyclic number.

It is not a de Polignac number, because 1204030045 - 2¹⁹ = 1203505757 is a prime.

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, 120403000 + ... + 120403009.

It is an arithmetic number, because the mean of its divisors is an integer number (361209015).

Almost surely, 2^1204030045 is an apocalyptic number.

It is an amenable number.

1204030045 is a deficient number, since it is larger than the sum of its proper divisors (240806015).

1204030045 is an equidigital number, since it uses as much as digits as its factorization.

1204030045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240806014.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1204030045 is about 34699.1360843465. The cubic root of 1204030045 is about 1063.8468404700.

Adding to 1204030045 its reverse (5400304021), we get a palindrome (6604334066).

The spelling of 1204030045 in words is "one billion, two hundred four million, thirty thousand, forty-five".