2591103911203 has 2 divisors, whose sum is σ = 2591103911204. Its totient is φ = 2591103911202.

The previous prime is 2591103911167. The next prime is 2591103911213. The reversal of 2591103911203 is 3021193011952.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2591103911203 - 2¹⁷ = 2591103780131 is a prime.

It is not a weakly prime, because it can be changed into another prime (2591103911213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1295551955601 + 1295551955602.

It is an arithmetic number, because the mean of its divisors is an integer number (1295551955602).

Almost surely, 2^{2591103911203} is an apocalyptic number.

2591103911203 is a deficient number, since it is larger than the sum of its proper divisors (1).

2591103911203 is an equidigital number, since it uses as much as digits as its factorization.

2591103911203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14580, while the sum is 37.

The spelling of 2591103911203 in words is "two trillion, five hundred ninety-one billion, one hundred three million, nine hundred eleven thousand, two hundred three".