11489518 has 16 divisors (see below), whose sum is σ = 18358704. Its totient is φ = 5374080.

The previous prime is 11489507. The next prime is 11489521. The reversal of 11489518 is 81598411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5221 + ... + 7087.

It is an arithmetic number, because the mean of its divisors is an integer number (1147419).

Almost surely, 2^11489518 is an apocalyptic number.

11489518 is a deficient number, since it is larger than the sum of its proper divisors (6869186).

11489518 is a wasteful number, since it uses less digits than its factorization.

11489518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2067.

The product of its digits is 11520, while the sum is 37.

The square root of 11489518 is about 3389.6191526483. The cubic root of 11489518 is about 225.6492719493.

The spelling of 11489518 in words is "eleven million, four hundred eighty-nine thousand, five hundred eighteen".