5303297981 has 4 divisors (see below), whose sum is σ = 5304059712. Its totient is φ = 5302536252.

The previous prime is 5303297959. The next prime is 5303297983. The reversal of 5303297981 is 1897923035.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5303297981 is a prime.

It is a super-2 number, since 2×5303297981² = 56249938950557352722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5303297983) 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, 370325 + ... + 384378.

It is an arithmetic number, because the mean of its divisors is an integer number (1326014928).

Almost surely, 2^5303297981 is an apocalyptic number.

It is an amenable number.

5303297981 is a deficient number, since it is larger than the sum of its proper divisors (761731).

5303297981 is an equidigital number, since it uses as much as digits as its factorization.

5303297981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761730.

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 5303297981 is about 72823.7459967558. The cubic root of 5303297981 is about 1743.8749661583.

The spelling of 5303297981 in words is "five billion, three hundred three million, two hundred ninety-seven thousand, nine hundred eighty-one".