1151125253 has 2 divisors, whose sum is σ = 1151125254. Its totient is φ = 1151125252.

The previous prime is 1151125249. The next prime is 1151125259. The reversal of 1151125253 is 3525211511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 679279969 + 471845284 = 26063^2 + 21722^2 .

It is a cyclic number.

It is not a de Polignac number, because 1151125253 - 2² = 1151125249 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1151125259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575562626 + 575562627.

It is an arithmetic number, because the mean of its divisors is an integer number (575562627).

Almost surely, 2^1151125253 is an apocalyptic number.

It is an amenable number.

1151125253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151125253 is an equidigital number, since it uses as much as digits as its factorization.

1151125253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1500, while the sum is 26.

The square root of 1151125253 is about 33928.2368094777. The cubic root of 1151125253 is about 1048.0311565068.

Adding to 1151125253 its reverse (3525211511), we get a palindrome (4676336764).

The spelling of 1151125253 in words is "one billion, one hundred fifty-one million, one hundred twenty-five thousand, two hundred fifty-three".