11653513 has 2 divisors, whose sum is σ = 11653514. Its totient is φ = 11653512.

The previous prime is 11653507. The next prime is 11653529. The reversal of 11653513 is 31535611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10942864 + 710649 = 3308^2 + 843^2 .

It is a cyclic number.

It is not a de Polignac number, because 11653513 - 2²¹ = 9556361 is a prime.

It is not a weakly prime, because it can be changed into another prime (11653583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5826756 + 5826757.

It is an arithmetic number, because the mean of its divisors is an integer number (5826757).

Almost surely, 2^11653513 is an apocalyptic number.

It is an amenable number.

11653513 is a deficient number, since it is larger than the sum of its proper divisors (1).

11653513 is an equidigital number, since it uses as much as digits as its factorization.

11653513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1350, while the sum is 25.

The square root of 11653513 is about 3413.7242126452. The cubic root of 11653513 is about 226.7178015641.

The spelling of 11653513 in words is "eleven million, six hundred fifty-three thousand, five hundred thirteen".