11497513 has 2 divisors, whose sum is σ = 11497514. Its totient is φ = 11497512.

The previous prime is 11497501. The next prime is 11497523. The reversal of 11497513 is 31579411.

11497513 is digitally balanced in base 2, because in such base 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., 9162729 + 2334784 = 3027^2 + 1528^2 .

It is an emirp because it is prime and its reverse (31579411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11497513 - 2²¹ = 9400361 is a prime.

It is not a weakly prime, because it can be changed into another prime (11497523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5748756 + 5748757.

It is an arithmetic number, because the mean of its divisors is an integer number (5748757).

Almost surely, 2^11497513 is an apocalyptic number.

It is an amenable number.

11497513 is a deficient number, since it is larger than the sum of its proper divisors (1).

11497513 is an equidigital number, since it uses as much as digits as its factorization.

11497513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3780, while the sum is 31.

The square root of 11497513 is about 3390.7982835905. The cubic root of 11497513 is about 225.7015992862.

The spelling of 11497513 in words is "eleven million, four hundred ninety-seven thousand, five hundred thirteen".