5511297427 has 8 divisors (see below), whose sum is σ = 5562065376. Its totient is φ = 5460741312.

The previous prime is 5511297419. The next prime is 5511297437. The reversal of 5511297427 is 7247921155.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5511297427 - 2³ = 5511297419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5511297437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 448 + ... + 104989.

It is an arithmetic number, because the mean of its divisors is an integer number (695258172).

Almost surely, 2^5511297427 is an apocalyptic number.

5511297427 is a deficient number, since it is larger than the sum of its proper divisors (50767949).

5511297427 is a wasteful number, since it uses less digits than its factorization.

5511297427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105917.

The product of its digits is 176400, while the sum is 43.

The square root of 5511297427 is about 74238.1130350173. The cubic root of 5511297427 is about 1766.3819426796.

The spelling of 5511297427 in words is "five billion, five hundred eleven million, two hundred ninety-seven thousand, four hundred twenty-seven".