1225035413191 has 2 divisors, whose sum is σ = 1225035413192. Its totient is φ = 1225035413190.

The previous prime is 1225035413149. The next prime is 1225035413207. The reversal of 1225035413191 is 1913145305221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1225035413191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1225035413191.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1225035413491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612517706595 + 612517706596.

It is an arithmetic number, because the mean of its divisors is an integer number (612517706596).

Almost surely, 2^{1225035413191} is an apocalyptic number.

1225035413191 is a deficient number, since it is larger than the sum of its proper divisors (1).

1225035413191 is an equidigital number, since it uses as much as digits as its factorization.

1225035413191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32400, while the sum is 37.

The spelling of 1225035413191 in words is "one trillion, two hundred twenty-five billion, thirty-five million, four hundred thirteen thousand, one hundred ninety-one".