312212014031453 has 2 divisors, whose sum is σ = 312212014031454. Its totient is φ = 312212014031452.

The previous prime is 312212014031389. The next prime is 312212014031471. The reversal of 312212014031453 is 354130410212213.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 248881008577369 + 63331005454084 = 15775963^2 + 7958078^2 .

It is a cyclic number.

It is not a de Polignac number, because 312212014031453 - 2⁶ = 312212014031389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312212014031053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156106007015726 + 156106007015727.

It is an arithmetic number, because the mean of its divisors is an integer number (156106007015727).

Almost surely, 2^{312212014031453} is an apocalyptic number.

It is an amenable number.

312212014031453 is a deficient number, since it is larger than the sum of its proper divisors (1).

312212014031453 is an equidigital number, since it uses as much as digits as its factorization.

312212014031453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 312212014031453 its reverse (354130410212213), we get a palindrome (666342424243666).

The spelling of 312212014031453 in words is "three hundred twelve trillion, two hundred twelve billion, fourteen million, thirty-one thousand, four hundred fifty-three".