1150051121 has 2 divisors, whose sum is σ = 1150051122. Its totient is φ = 1150051120.

The previous prime is 1150051103. The next prime is 1150051159. The reversal of 1150051121 is 1211500511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1110222400 + 39828721 = 33320^2 + 6311^2 .

It is a cyclic number.

It is not a de Polignac number, because 1150051121 - 2¹⁴ = 1150034737 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1150051121.

It is not a weakly prime, because it can be changed into another prime (1150054121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575025560 + 575025561.

It is an arithmetic number, because the mean of its divisors is an integer number (575025561).

Almost surely, 2^1150051121 is an apocalyptic number.

It is an amenable number.

1150051121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1150051121 is an equidigital number, since it uses as much as digits as its factorization.

1150051121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50, while the sum is 17.

The square root of 1150051121 is about 33912.4036452741. The cubic root of 1150051121 is about 1047.7050772714.

Adding to 1150051121 its reverse (1211500511), we get a palindrome (2361551632).

The spelling of 1150051121 in words is "one billion, one hundred fifty million, fifty-one thousand, one hundred twenty-one".