5634675391 has 4 divisors (see below), whose sum is σ = 5637382552. Its totient is φ = 5631968232.

The previous prime is 5634675383. The next prime is 5634675433. The reversal of 5634675391 is 1935764365.

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 5634675391 - 2³ = 5634675383 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 (5634675341) 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, 1350456 + ... + 1354621.

It is an arithmetic number, because the mean of its divisors is an integer number (1409345638).

Almost surely, 2^5634675391 is an apocalyptic number.

5634675391 is a deficient number, since it is larger than the sum of its proper divisors (2707161).

5634675391 is a wasteful number, since it uses less digits than its factorization.

5634675391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2707160.

The product of its digits is 2041200, while the sum is 49.

The square root of 5634675391 is about 75064.4748932543. The cubic root of 5634675391 is about 1779.4657521152.

The spelling of 5634675391 in words is "five billion, six hundred thirty-four million, six hundred seventy-five thousand, three hundred ninety-one".