5591124527 has 4 divisors (see below), whose sum is σ = 5591598816. Its totient is φ = 5590650240.

The previous prime is 5591124521. The next prime is 5591124587. The reversal of 5591124527 is 7254211955.

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

It is a cyclic number.

It is not a de Polignac number, because 5591124527 - 2¹⁸ = 5590862383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5591124521) 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, 218999 + ... + 243192.

It is an arithmetic number, because the mean of its divisors is an integer number (1397899704).

Almost surely, 2^5591124527 is an apocalyptic number.

5591124527 is a deficient number, since it is larger than the sum of its proper divisors (474289).

5591124527 is a wasteful number, since it uses less digits than its factorization.

5591124527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474288.

The product of its digits is 126000, while the sum is 41.

The square root of 5591124527 is about 74773.8224715040. The cubic root of 5591124527 is about 1774.8693445586.

The spelling of 5591124527 in words is "five billion, five hundred ninety-one million, one hundred twenty-four thousand, five hundred twenty-seven".