312111440363 has 2 divisors, whose sum is σ = 312111440364. Its totient is φ = 312111440362.

The previous prime is 312111440299. The next prime is 312111440383. The reversal of 312111440363 is 363044111213.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312111440363 - 2⁶ = 312111440299 is a prime.

It is not a weakly prime, because it can be changed into another prime (312111440383) 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, 156055720181 + 156055720182.

It is an arithmetic number, because the mean of its divisors is an integer number (156055720182).

Almost surely, 2^312111440363 is an apocalyptic number.

312111440363 is a deficient number, since it is larger than the sum of its proper divisors (1).

312111440363 is an equidigital number, since it uses as much as digits as its factorization.

312111440363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 312111440363 its reverse (363044111213), we get a palindrome (675155551576).

The spelling of 312111440363 in words is "three hundred twelve billion, one hundred eleven million, four hundred forty thousand, three hundred sixty-three".