11836145 has 16 divisors (see below), whose sum is σ = 15603840. Its totient is φ = 8578944.

The previous prime is 11836129. The next prime is 11836157. The reversal of 11836145 is 54163811.

It is a cyclic number.

It is not a de Polignac number, because 11836145 - 2⁴ = 11836129 is a prime.

It is a super-2 number, since 2×11836145² = 280188656922050, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 524 + ... + 4893.

It is an arithmetic number, because the mean of its divisors is an integer number (975240).

Almost surely, 2^11836145 is an apocalyptic number.

It is an amenable number.

11836145 is a deficient number, since it is larger than the sum of its proper divisors (3767695).

11836145 is a wasteful number, since it uses less digits than its factorization.

11836145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5464.

The product of its digits is 2880, while the sum is 29.

The square root of 11836145 is about 3440.3698929040. The cubic root of 11836145 is about 227.8960295937.

Adding to 11836145 its reverse (54163811), we get a palindrome (65999956).

It can be divided in two parts, 118 and 36145, that added together give a palindrome (36263).

The spelling of 11836145 in words is "eleven million, eight hundred thirty-six thousand, one hundred forty-five".