5240971018 has 4 divisors (see below), whose sum is σ = 7861456530. Its totient is φ = 2620485508.

The previous prime is 5240970997. The next prime is 5240971033. The reversal of 5240971018 is 8101790425.

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

It can be written as a sum of positive squares in only one way, i.e., 4041526329 + 1199444689 = 63573^2 + 34633^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1310242753 + ... + 1310242756.

Almost surely, 2^5240971018 is an apocalyptic number.

5240971018 is a deficient number, since it is larger than the sum of its proper divisors (2620485512).

5240971018 is a wasteful number, since it uses less digits than its factorization.

5240971018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2620485511.

The product of its (nonzero) digits is 20160, while the sum is 37.

The square root of 5240971018 is about 72394.5510242311. The cubic root of 5240971018 is about 1737.0164020862.

The spelling of 5240971018 in words is "five billion, two hundred forty million, nine hundred seventy-one thousand, eighteen".