11157061 has 2 divisors, whose sum is σ = 11157062. Its totient is φ = 11157060.

The previous prime is 11157053. The next prime is 11157071. The reversal of 11157061 is 16075111.

11157061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10336225 + 820836 = 3215^2 + 906^2 .

It is a cyclic number.

It is not a de Polignac number, because 11157061 - 2³ = 11157053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11157071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5578530 + 5578531.

It is an arithmetic number, because the mean of its divisors is an integer number (5578531).

Almost surely, 2^11157061 is an apocalyptic number.

It is an amenable number.

11157061 is a deficient number, since it is larger than the sum of its proper divisors (1).

11157061 is an equidigital number, since it uses as much as digits as its factorization.

11157061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 210, while the sum is 22.

The square root of 11157061 is about 3340.2187054144. The cubic root of 11157061 is about 223.4514973317.

The spelling of 11157061 in words is "eleven million, one hundred fifty-seven thousand, sixty-one".