11650513 has 16 divisors (see below), whose sum is σ = 14017536. Its totient is φ = 9472320.

The previous prime is 11650511. The next prime is 11650531. The reversal of 11650513 is 31505611.

11650513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11650513 - 2¹ = 11650511 is a prime.

It is a super-3 number, since 3×11650513³ (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11650511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10995 + ... + 12007.

It is an arithmetic number, because the mean of its divisors is an integer number (876096).

Almost surely, 2^11650513 is an apocalyptic number.

It is an amenable number.

11650513 is a deficient number, since it is larger than the sum of its proper divisors (2367023).

11650513 is a wasteful number, since it uses less digits than its factorization.

11650513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104.

The product of its (nonzero) digits is 450, while the sum is 22.

The square root of 11650513 is about 3413.2847815557. The cubic root of 11650513 is about 226.6983450054.

The spelling of 11650513 in words is "eleven million, six hundred fifty thousand, five hundred thirteen".