5261273297 has 8 divisors (see below), whose sum is σ = 6013747776. Its totient is φ = 4509014832.

The previous prime is 5261273279. The next prime is 5261273357. The reversal of 5261273297 is 7923721625.

It is a happy number.

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

It is not a de Polignac number, because 5261273297 - 2⁶ = 5261273233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5261273267) 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, 2078 + ... + 102600.

It is an arithmetic number, because the mean of its divisors is an integer number (751718472).

Almost surely, 2^5261273297 is an apocalyptic number.

It is an amenable number.

5261273297 is a deficient number, since it is larger than the sum of its proper divisors (752474479).

5261273297 is a wasteful number, since it uses less digits than its factorization.

5261273297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108007.

The product of its digits is 317520, while the sum is 44.

The square root of 5261273297 is about 72534.6351545246. The cubic root of 5261273297 is about 1739.2564419986.

The spelling of 5261273297 in words is "five billion, two hundred sixty-one million, two hundred seventy-three thousand, two hundred ninety-seven".