1151230303 has 2 divisors, whose sum is σ = 1151230304. Its totient is φ = 1151230302.

The previous prime is 1151230277. The next prime is 1151230307. The reversal of 1151230303 is 3030321511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1151230303 - 2²⁹ = 614359391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1151230307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575615151 + 575615152.

It is an arithmetic number, because the mean of its divisors is an integer number (575615152).

Almost surely, 2^1151230303 is an apocalyptic number.

1151230303 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151230303 is an equidigital number, since it uses as much as digits as its factorization.

1151230303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 1151230303 is about 33929.7848946910. The cubic root of 1151230303 is about 1048.0630361317.

Adding to 1151230303 its reverse (3030321511), we get a palindrome (4181551814).

The spelling of 1151230303 in words is "one billion, one hundred fifty-one million, two hundred thirty thousand, three hundred three".