22110545 has 16 divisors (see below), whose sum is σ = 27181440. Its totient is φ = 17260800.

The previous prime is 22110527. The next prime is 22110563. The reversal of 22110545 is 54501122.

22110545 is nontrivially palindromic in base 16.

It is an interprime number because it is at equal distance from previous prime (22110527) and next prime (22110563).

It is not a de Polignac number, because 22110545 - 2¹⁸ = 21848401 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70940 + ... + 71250.

It is an arithmetic number, because the mean of its divisors is an integer number (1698840).

Almost surely, 2^22110545 is an apocalyptic number.

It is an amenable number.

22110545 is a deficient number, since it is larger than the sum of its proper divisors (5070895).

22110545 is a wasteful number, since it uses less digits than its factorization.

22110545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 22110545 is about 4702.1851303410. The cubic root of 22110545 is about 280.6724695368.

Adding to 22110545 its reverse (54501122), we get a palindrome (76611667).

The spelling of 22110545 in words is "twenty-two million, one hundred ten thousand, five hundred forty-five".