312553262355203 has 2 divisors, whose sum is σ = 312553262355204. Its totient is φ = 312553262355202.

The previous prime is 312553262355133. The next prime is 312553262355223. The reversal of 312553262355203 is 302553262355213.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312553262355203 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (312553262355223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156276631177601 + 156276631177602.

It is an arithmetic number, because the mean of its divisors is an integer number (156276631177602).

Almost surely, 2^{312553262355203} is an apocalyptic number.

312553262355203 is a deficient number, since it is larger than the sum of its proper divisors (1).

312553262355203 is an equidigital number, since it uses as much as digits as its factorization.

312553262355203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860000, while the sum is 47.

The spelling of 312553262355203 in words is "three hundred twelve trillion, five hundred fifty-three billion, two hundred sixty-two million, three hundred fifty-five thousand, two hundred three".