11361157 has 2 divisors, whose sum is σ = 11361158. Its totient is φ = 11361156.

The previous prime is 11361143. The next prime is 11361173. The reversal of 11361157 is 75116311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10588516 + 772641 = 3254^2 + 879^2 .

It is an emirp because it is prime and its reverse (75116311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11361157 - 2⁷ = 11361029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11361197) 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, 5680578 + 5680579.

It is an arithmetic number, because the mean of its divisors is an integer number (5680579).

Almost surely, 2^11361157 is an apocalyptic number.

It is an amenable number.

11361157 is a deficient number, since it is larger than the sum of its proper divisors (1).

11361157 is an equidigital number, since it uses as much as digits as its factorization.

11361157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 630, while the sum is 25.

The square root of 11361157 is about 3370.6315431978. The cubic root of 11361157 is about 224.8058044562.

Adding to 11361157 its reverse (75116311), we get a palindrome (86477468).

The spelling of 11361157 in words is "eleven million, three hundred sixty-one thousand, one hundred fifty-seven".