1145259299 has 2 divisors, whose sum is σ = 1145259300. Its totient is φ = 1145259298.

The previous prime is 1145259277. The next prime is 1145259337. The reversal of 1145259299 is 9929525411.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1145259299 - 2¹² = 1145255203 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1145259499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572629649 + 572629650.

It is an arithmetic number, because the mean of its divisors is an integer number (572629650).

Almost surely, 2^1145259299 is an apocalyptic number.

1145259299 is a deficient number, since it is larger than the sum of its proper divisors (1).

1145259299 is an equidigital number, since it uses as much as digits as its factorization.

1145259299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 291600, while the sum is 47.

The square root of 1145259299 is about 33841.6799080660. The cubic root of 1145259299 is about 1046.2479231650.

The spelling of 1145259299 in words is "one billion, one hundred forty-five million, two hundred fifty-nine thousand, two hundred ninety-nine".