5511146323 has 4 divisors (see below), whose sum is σ = 5645564568. Its totient is φ = 5376728080.

The previous prime is 5511146317. The next prime is 5511146383. The reversal of 5511146323 is 3236411155.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5511146323 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5511146383) 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, 67209061 + ... + 67209142.

It is an arithmetic number, because the mean of its divisors is an integer number (1411391142).

Almost surely, 2^5511146323 is an apocalyptic number.

5511146323 is a deficient number, since it is larger than the sum of its proper divisors (134418245).

5511146323 is a wasteful number, since it uses less digits than its factorization.

5511146323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134418244.

The product of its digits is 10800, while the sum is 31.

The square root of 5511146323 is about 74237.0953297608. The cubic root of 5511146323 is about 1766.3657994865.

Adding to 5511146323 its reverse (3236411155), we get a palindrome (8747557478).

The spelling of 5511146323 in words is "five billion, five hundred eleven million, one hundred forty-six thousand, three hundred twenty-three".