6901228563 has 4 divisors (see below), whose sum is σ = 9201638088. Its totient is φ = 4600819040.

The previous prime is 6901228561. The next prime is 6901228589. The reversal of 6901228563 is 3658221096.

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 6901228563 - 2¹ = 6901228561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6901228561) 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, 1150204758 + ... + 1150204763.

It is an arithmetic number, because the mean of its divisors is an integer number (2300409522).

Almost surely, 2^6901228563 is an apocalyptic number.

6901228563 is a deficient number, since it is larger than the sum of its proper divisors (2300409525).

6901228563 is a wasteful number, since it uses less digits than its factorization.

6901228563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2300409524.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 6901228563 is about 83073.6333802729. The cubic root of 6901228563 is about 1903.8912461532.

The spelling of 6901228563 in words is "six billion, nine hundred one million, two hundred twenty-eight thousand, five hundred sixty-three".