11869537 has 2 divisors, whose sum is σ = 11869538. Its totient is φ = 11869536.

The previous prime is 11869531. The next prime is 11869549. The reversal of 11869537 is 73596811.

11869537 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 can be written as a sum of positive squares in only one way, i.e., 11015761 + 853776 = 3319^2 + 924^2 .

It is a cyclic number.

It is not a de Polignac number, because 11869537 - 2⁷ = 11869409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11869537.

It is not a weakly prime, because it can be changed into another prime (11869531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5934768 + 5934769.

It is an arithmetic number, because the mean of its divisors is an integer number (5934769).

Almost surely, 2^11869537 is an apocalyptic number.

It is an amenable number.

11869537 is a deficient number, since it is larger than the sum of its proper divisors (1).

11869537 is an equidigital number, since it uses as much as digits as its factorization.

11869537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 40.

The square root of 11869537 is about 3445.2194414870. The cubic root of 11869537 is about 228.1101409475.

The spelling of 11869537 in words is "eleven million, eight hundred sixty-nine thousand, five hundred thirty-seven".