11130157 has 2 divisors, whose sum is σ = 11130158. Its totient is φ = 11130156.

The previous prime is 11130139. The next prime is 11130167. The reversal of 11130157 is 75103111.

11130157 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11095561 + 34596 = 3331^2 + 186^2 .

It is a cyclic number.

It is not a de Polignac number, because 11130157 - 2¹¹ = 11128109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11130127) 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, 5565078 + 5565079.

It is an arithmetic number, because the mean of its divisors is an integer number (5565079).

Almost surely, 2^11130157 is an apocalyptic number.

It is an amenable number.

11130157 is a deficient number, since it is larger than the sum of its proper divisors (1).

11130157 is an equidigital number, since it uses as much as digits as its factorization.

11130157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105, while the sum is 19.

The square root of 11130157 is about 3336.1889934475. The cubic root of 11130157 is about 223.2717433690.

Adding to 11130157 its reverse (75103111), we get a palindrome (86233268).

The spelling of 11130157 in words is "eleven million, one hundred thirty thousand, one hundred fifty-seven".