11151642 has 16 divisors (see below), whose sum is σ = 23273280. Its totient is φ = 3555552.

The previous prime is 11151589. The next prime is 11151653. The reversal of 11151642 is 24615111.

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, 40267 + ... + 40542.

It is an arithmetic number, because the mean of its divisors is an integer number (1454580).

Almost surely, 2^11151642 is an apocalyptic number.

11151642 is an abundant number, since it is smaller than the sum of its proper divisors (12121638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11151642 is a wasteful number, since it uses less digits than its factorization.

11151642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80837.

The product of its digits is 240, while the sum is 21.

The square root of 11151642 is about 3339.4074324646. The cubic root of 11151642 is about 223.4153145723.

Adding to 11151642 its reverse (24615111), we get a palindrome (35766753).

The spelling of 11151642 in words is "eleven million, one hundred fifty-one thousand, six hundred forty-two".