5451111 has 8 divisors (see below), whose sum is σ = 8075760. Its totient is φ = 3634056.

The previous prime is 5451097. The next prime is 5451113. The reversal of 5451111 is 1111545.

It is a happy number.

It is not a de Polignac number, because 5451111 - 2¹⁰ = 5450087 is a prime.

It is a super-2 number, since 2×5451111² = 59429222268642, which contains 22 as substring.

5451111 is a modest number, since divided by 1111 gives 545 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5451113) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 100920 + ... + 100973.

It is an arithmetic number, because the mean of its divisors is an integer number (1009470).

Almost surely, 2^5451111 is an apocalyptic number.

5451111 is a deficient number, since it is larger than the sum of its proper divisors (2624649).

5451111 is a wasteful number, since it uses less digits than its factorization.

5451111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201902 (or 201896 counting only the distinct ones).

The product of its digits is 100, while the sum is 18.

The square root of 5451111 is about 2334.7614439167. The cubic root of 5451111 is about 175.9928436312.

Adding to 5451111 its reverse (1111545), we get a palindrome (6562656).

The spelling of 5451111 in words is "five million, four hundred fifty-one thousand, one hundred eleven".