13434198997 has 2 divisors, whose sum is σ = 13434198998. Its totient is φ = 13434198996.

The previous prime is 13434198991. The next prime is 13434199003. The reversal of 13434198997 is 79989143431.

It is a balanced prime because it is at equal distance from previous prime (13434198991) and next prime (13434199003).

It can be written as a sum of positive squares in only one way, i.e., 7863965041 + 5570233956 = 88679^2 + 74634^2 .

It is an emirp because it is prime and its reverse (79989143431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13434198997 - 2²³ = 13425810389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13434198991) 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, 6717099498 + 6717099499.

It is an arithmetic number, because the mean of its divisors is an integer number (6717099499).

Almost surely, 2^13434198997 is an apocalyptic number.

It is an amenable number.

13434198997 is a deficient number, since it is larger than the sum of its proper divisors (1).

13434198997 is an equidigital number, since it uses as much as digits as its factorization.

13434198997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5878656, while the sum is 58.

The spelling of 13434198997 in words is "thirteen billion, four hundred thirty-four million, one hundred ninety-eight thousand, nine hundred ninety-seven".