11536537 has 2 divisors, whose sum is σ = 11536538. Its totient is φ = 11536536.

The previous prime is 11536531. The next prime is 11536541. The reversal of 11536537 is 73563511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11532816 + 3721 = 3396^2 + 61^2 .

It is a cyclic number.

It is not a de Polignac number, because 11536537 - 2¹⁹ = 11012249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11536499 and 11536508.

It is not a weakly prime, because it can be changed into another prime (11536531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5768268 + 5768269.

It is an arithmetic number, because the mean of its divisors is an integer number (5768269).

Almost surely, 2^11536537 is an apocalyptic number.

It is an amenable number.

11536537 is a deficient number, since it is larger than the sum of its proper divisors (1).

11536537 is an equidigital number, since it uses as much as digits as its factorization.

11536537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9450, while the sum is 31.

The square root of 11536537 is about 3396.5478062291. The cubic root of 11536537 is about 225.9566641005.

The spelling of 11536537 in words is "eleven million, five hundred thirty-six thousand, five hundred thirty-seven".