1154412313 has 2 divisors, whose sum is σ = 1154412314. Its totient is φ = 1154412312.

The previous prime is 1154412299. The next prime is 1154412331. The reversal of 1154412313 is 3132144511.

Together with next prime (1154412331) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 918574864 + 235837449 = 30308^2 + 15357^2 .

It is a cyclic number.

It is not a de Polignac number, because 1154412313 - 2⁹ = 1154411801 is a prime.

It is not a weakly prime, because it can be changed into another prime (1154418313) 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 as a sum of consecutive naturals, namely, 577206156 + 577206157.

It is an arithmetic number, because the mean of its divisors is an integer number (577206157).

Almost surely, 2^1154412313 is an apocalyptic number.

It is an amenable number.

1154412313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1154412313 is an equidigital number, since it uses as much as digits as its factorization.

1154412313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 25.

The square root of 1154412313 is about 33976.6436394179. The cubic root of 1154412313 is about 1049.0277661125.

Adding to 1154412313 its reverse (3132144511), we get a palindrome (4286556824).

The spelling of 1154412313 in words is "one billion, one hundred fifty-four million, four hundred twelve thousand, three hundred thirteen".