11156051 has 2 divisors, whose sum is σ = 11156052. Its totient is φ = 11156050.

The previous prime is 11156009. The next prime is 11156071. The reversal of 11156051 is 15065111.

11156051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (11156071) can be obtained adding 11156051 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11156051 - 2¹⁸ = 10893907 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11156071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5578025 + 5578026.

It is an arithmetic number, because the mean of its divisors is an integer number (5578026).

Almost surely, 2^11156051 is an apocalyptic number.

11156051 is a deficient number, since it is larger than the sum of its proper divisors (1).

11156051 is an equidigital number, since it uses as much as digits as its factorization.

11156051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 150, while the sum is 20.

The square root of 11156051 is about 3340.0675142877. The cubic root of 11156051 is about 223.4447544322. Note that the first 3 decimals are identical.

The spelling of 11156051 in words is "eleven million, one hundred fifty-six thousand, fifty-one".