11650487 has 4 divisors (see below), whose sum is σ = 11657760. Its totient is φ = 11643216.

The previous prime is 11650453. The next prime is 11650511. The reversal of 11650487 is 78405611.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 78405611 = 67 ⋅1170233.

It is a cyclic number.

It is not a de Polignac number, because 11650487 - 2⁸ = 11650231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11650447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62 + ... + 4827.

It is an arithmetic number, because the mean of its divisors is an integer number (2914440).

Almost surely, 2^11650487 is an apocalyptic number.

11650487 is a deficient number, since it is larger than the sum of its proper divisors (7273).

11650487 is an equidigital number, since it uses as much as digits as its factorization.

11650487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7272.

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 11650487 is about 3413.2809729057. The cubic root of 11650487 is about 226.6981763673.

The spelling of 11650487 in words is "eleven million, six hundred fifty thousand, four hundred eighty-seven".