1045231115 has 16 divisors (see below), whose sum is σ = 1275160320. Its totient is φ = 822323040.

The previous prime is 1045231091. The next prime is 1045231147. The reversal of 1045231115 is 5111325401.

It is not a de Polignac number, because 1045231115 - 2⁸ = 1045230859 is a prime.

It is an unprimeable number.

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, 145232 + ... + 152258.

It is an arithmetic number, because the mean of its divisors is an integer number (79697520).

Almost surely, 2^1045231115 is an apocalyptic number.

1045231115 is a deficient number, since it is larger than the sum of its proper divisors (229929205).

1045231115 is an equidigital number, since it uses as much as digits as its factorization.

1045231115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7522.

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 1045231115 is about 32330.0342560907. The cubic root of 1045231115 is about 1014.8552666382.

Adding to 1045231115 its reverse (5111325401), we get a palindrome (6156556516).

The spelling of 1045231115 in words is "one billion, forty-five million, two hundred thirty-one thousand, one hundred fifteen".