312253523093 has 2 divisors, whose sum is σ = 312253523094. Its totient is φ = 312253523092.

The previous prime is 312253523081. The next prime is 312253523123. The reversal of 312253523093 is 390325352213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 304943615089 + 7309908004 = 552217^2 + 85498^2 .

It is a cyclic number.

It is not a de Polignac number, because 312253523093 - 2¹⁰ = 312253522069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312253523003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156126761546 + 156126761547.

It is an arithmetic number, because the mean of its divisors is an integer number (156126761547).

Almost surely, 2^312253523093 is an apocalyptic number.

It is an amenable number.

312253523093 is a deficient number, since it is larger than the sum of its proper divisors (1).

312253523093 is an equidigital number, since it uses as much as digits as its factorization.

312253523093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145800, while the sum is 38.

The spelling of 312253523093 in words is "three hundred twelve billion, two hundred fifty-three million, five hundred twenty-three thousand, ninety-three".