5311380637 has 8 divisors (see below), whose sum is σ = 5415825240. Its totient is φ = 5207092800.

The previous prime is 5311380619. The next prime is 5311380643. The reversal of 5311380637 is 7360831135.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 609398596 + 4701982041 = 24686^2 + 68571^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5311380637 - 2¹⁹ = 5310856349 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5311380596 and 5311380605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5311387637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30439 + ... + 107467.

It is an arithmetic number, because the mean of its divisors is an integer number (676978155).

Almost surely, 2^5311380637 is an apocalyptic number.

It is an amenable number.

5311380637 is a deficient number, since it is larger than the sum of its proper divisors (104444603).

5311380637 is a wasteful number, since it uses less digits than its factorization.

5311380637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78383.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 5311380637 is about 72879.2195142072. The cubic root of 5311380637 is about 1744.7604520612.

The spelling of 5311380637 in words is "five billion, three hundred eleven million, three hundred eighty thousand, six hundred thirty-seven".