11661058 has 8 divisors (see below), whose sum is σ = 17540352. Its totient is φ = 5814276.

The previous prime is 11661037. The next prime is 11661059. The reversal of 11661058 is 85016611.

11661058 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11661059) 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, 7210 + ... + 8677.

It is an arithmetic number, because the mean of its divisors is an integer number (2192544).

Almost surely, 2^11661058 is an apocalyptic number.

11661058 is a deficient number, since it is larger than the sum of its proper divisors (5879294).

11661058 is a wasteful number, since it uses less digits than its factorization.

11661058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16256.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 11661058 is about 3414.8291318893. The cubic root of 11661058 is about 226.7667200540.

Adding to 11661058 its reverse (85016611), we get a palindrome (96677669).

The spelling of 11661058 in words is "eleven million, six hundred sixty-one thousand, fifty-eight".