1299300045 has 16 divisors (see below), whose sum is σ = 2129585472. Its totient is φ = 676058240.

The previous prime is 1299300019. The next prime is 1299300059. The reversal of 1299300045 is 5400039921.

It is not a de Polignac number, because 1299300045 - 2¹³ = 1299291853 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1299299979 and 1299300015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1055727 + ... + 1056956.

It is an arithmetic number, because the mean of its divisors is an integer number (133099092).

Almost surely, 2^1299300045 is an apocalyptic number.

1299300045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1299300045 is a deficient number, since it is larger than the sum of its proper divisors (830285427).

1299300045 is a wasteful number, since it uses less digits than its factorization.

1299300045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2112732.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 1299300045 is about 36045.8048183142. The cubic root of 1299300045 is about 1091.1969694579.

Adding to 1299300045 its reverse (5400039921), we get a palindrome (6699339966).

The spelling of 1299300045 in words is "one billion, two hundred ninety-nine million, three hundred thousand, forty-five".