331048853 has 2 divisors, whose sum is σ = 331048854. Its totient is φ = 331048852.

The previous prime is 331048849. The next prime is 331048859. The reversal of 331048853 is 358840133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 323748049 + 7300804 = 17993^2 + 2702^2 .

It is a cyclic number.

It is not a de Polignac number, because 331048853 - 2² = 331048849 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (331048859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165524426 + 165524427.

It is an arithmetic number, because the mean of its divisors is an integer number (165524427).

Almost surely, 2^331048853 is an apocalyptic number.

It is an amenable number.

331048853 is a deficient number, since it is larger than the sum of its proper divisors (1).

331048853 is an equidigital number, since it uses as much as digits as its factorization.

331048853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 331048853 is about 18194.7479509885. The cubic root of 331048853 is about 691.7736717660.

Adding to 331048853 its reverse (358840133), we get a palindrome (689888986).

The spelling of 331048853 in words is "three hundred thirty-one million, forty-eight thousand, eight hundred fifty-three".