11577011 has 2 divisors, whose sum is σ = 11577012. Its totient is φ = 11577010.

The previous prime is 11577001. The next prime is 11577067. The reversal of 11577011 is 11077511.

11577011 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11577011 is a prime.

It is not a weakly prime, because it can be changed into another prime (11577001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5788505 + 5788506.

It is an arithmetic number, because the mean of its divisors is an integer number (5788506).

Almost surely, 2^11577011 is an apocalyptic number.

11577011 is a deficient number, since it is larger than the sum of its proper divisors (1).

11577011 is an equidigital number, since it uses as much as digits as its factorization.

11577011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 245, while the sum is 23.

The square root of 11577011 is about 3402.5006980161. The cubic root of 11577011 is about 226.2205993358.

Subtracting from 11577011 its reverse (11077511), we obtain a triangular number (499500 = T₉₉₉).

The spelling of 11577011 in words is "eleven million, five hundred seventy-seven thousand, eleven".