5197247834 has 4 divisors (see below), whose sum is σ = 7795871754. Its totient is φ = 2598623916.

The previous prime is 5197247833. The next prime is 5197247843. The reversal of 5197247834 is 4387427915.

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., 4441822609 + 755425225 = 66647^2 + 27485^2 .

It is a super-2 number, since 2×5197247834² = 54022770096035383112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5197247833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1299311957 + ... + 1299311960.

Almost surely, 2^5197247834 is an apocalyptic number.

5197247834 is a deficient number, since it is larger than the sum of its proper divisors (2598623920).

5197247834 is a wasteful number, since it uses less digits than its factorization.

5197247834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2598623919.

The product of its digits is 1693440, while the sum is 50.

The square root of 5197247834 is about 72091.9401458998. The cubic root of 5197247834 is about 1732.1725113830.

The spelling of 5197247834 in words is "five billion, one hundred ninety-seven million, two hundred forty-seven thousand, eight hundred thirty-four".