5264021191 has 16 divisors (see below), whose sum is σ = 6351454368. Its totient is φ = 4297968000.

The previous prime is 5264021177. The next prime is 5264021207. The reversal of 5264021191 is 1911204625.

It is a cyclic number.

It is not a de Polignac number, because 5264021191 - 2⁹ = 5264020679 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 (5264021111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 492160 + ... + 502741.

It is an arithmetic number, because the mean of its divisors is an integer number (396965898).

Almost surely, 2^5264021191 is an apocalyptic number.

5264021191 is a deficient number, since it is larger than the sum of its proper divisors (1087433177).

5264021191 is a wasteful number, since it uses less digits than its factorization.

5264021191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994962.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 5264021191 is about 72553.5746259273. The cubic root of 5264021191 is about 1739.5591862369.

The spelling of 5264021191 in words is "five billion, two hundred sixty-four million, twenty-one thousand, one hundred ninety-one".