5391221935 has 32 divisors (see below), whose sum is σ = 7357630464. Its totient is φ = 3756720000.

The previous prime is 5391221929. The next prime is 5391221939.

5391221935 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5391221935 - 2⁷ = 5391221807 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 (5391221939) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 156552 + ... + 187858.

It is an arithmetic number, because the mean of its divisors is an integer number (229925952).

Almost surely, 2^5391221935 is an apocalyptic number.

5391221935 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5391221935 is a deficient number, since it is larger than the sum of its proper divisors (1966408529).

5391221935 is a wasteful number, since it uses less digits than its factorization.

5391221935 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31455.

The product of its digits is 72900, while the sum is 40.

The square root of 5391221935 is about 73424.9408239462. The cubic root of 5391221935 is about 1753.4594896583.

The spelling of 5391221935 in words is "five billion, three hundred ninety-one million, two hundred twenty-one thousand, nine hundred thirty-five".