5371908481 has 4 divisors (see below), whose sum is σ = 5375517700. Its totient is φ = 5368299264.

The previous prime is 5371908461. The next prime is 5371908499. The reversal of 5371908481 is 1848091735.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 859427856 + 4512480625 = 29316^2 + 67175^2 .

It is a cyclic number.

It is not a de Polignac number, because 5371908481 - 2⁵ = 5371908449 is a prime.

It is a super-2 number, since 2×5371908481² = 57714801456479454722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5371908461) 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, 1802376 + ... + 1805353.

It is an arithmetic number, because the mean of its divisors is an integer number (1343879425).

Almost surely, 2^5371908481 is an apocalyptic number.

It is an amenable number.

5371908481 is a deficient number, since it is larger than the sum of its proper divisors (3609219).

5371908481 is a wasteful number, since it uses less digits than its factorization.

5371908481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3609218.

The product of its (nonzero) digits is 241920, while the sum is 46.

The square root of 5371908481 is about 73293.3044759206. The cubic root of 5371908481 is about 1751.3631263534.

The spelling of 5371908481 in words is "five billion, three hundred seventy-one million, nine hundred eight thousand, four hundred eighty-one".