11057513 has 2 divisors, whose sum is σ = 11057514. Its totient is φ = 11057512.

The previous prime is 11057489. The next prime is 11057533. The reversal of 11057513 is 31575011.

11057513 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5822569 + 5234944 = 2413^2 + 2288^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11057513 is a prime.

It is not a weakly prime, because it can be changed into another prime (11057533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5528756 + 5528757.

It is an arithmetic number, because the mean of its divisors is an integer number (5528757).

Almost surely, 2^11057513 is an apocalyptic number.

It is an amenable number.

11057513 is a deficient number, since it is larger than the sum of its proper divisors (1).

11057513 is an equidigital number, since it uses as much as digits as its factorization.

11057513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 525, while the sum is 23.

The square root of 11057513 is about 3325.2838976545. The cubic root of 11057513 is about 222.7849347910.

The spelling of 11057513 in words is "eleven million, fifty-seven thousand, five hundred thirteen".