11057147 has 2 divisors, whose sum is σ = 11057148. Its totient is φ = 11057146.

The previous prime is 11057129. The next prime is 11057171. The reversal of 11057147 is 74175011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11057147 - 2⁶ = 11057083 is a prime.

It is not a weakly prime, because it can be changed into another prime (11057047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5528573 + 5528574.

It is an arithmetic number, because the mean of its divisors is an integer number (5528574).

Almost surely, 2^11057147 is an apocalyptic number.

11057147 is a deficient number, since it is larger than the sum of its proper divisors (1).

11057147 is an equidigital number, since it uses as much as digits as its factorization.

11057147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 980, while the sum is 26.

The square root of 11057147 is about 3325.2288643039. The cubic root of 11057147 is about 222.7824767281.

The spelling of 11057147 in words is "eleven million, fifty-seven thousand, one hundred forty-seven".