5372381513 has 4 divisors (see below), whose sum is σ = 5373313428. Its totient is φ = 5371449600.

The previous prime is 5372381507. The next prime is 5372381519. The reversal of 5372381513 is 3151832735.

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

It is an interprime number because it is at equal distance from previous prime (5372381507) and next prime (5372381519).

It can be written as a sum of positive squares in 2 ways, for example, as 4999621264 + 372760249 = 70708^2 + 19307^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5372381513 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5372381519) 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, 457256 + ... + 468857.

It is an arithmetic number, because the mean of its divisors is an integer number (1343328357).

Almost surely, 2^5372381513 is an apocalyptic number.

It is an amenable number.

5372381513 is a deficient number, since it is larger than the sum of its proper divisors (931915).

5372381513 is an equidigital number, since it uses as much as digits as its factorization.

5372381513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 931914.

The product of its digits is 75600, while the sum is 38.

The square root of 5372381513 is about 73296.5313845069. The cubic root of 5372381513 is about 1751.4145312057.

The spelling of 5372381513 in words is "five billion, three hundred seventy-two million, three hundred eighty-one thousand, five hundred thirteen".