1198435962371 has 2 divisors, whose sum is σ = 1198435962372. Its totient is φ = 1198435962370.

The previous prime is 1198435962323. The next prime is 1198435962389. The reversal of 1198435962371 is 1732695348911.

It is a strong prime.

It is an emirp because it is prime and its reverse (1732695348911) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1198435962371 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1198435962371.

It is not a weakly prime, because it can be changed into another prime (1198435962571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 599217981185 + 599217981186.

It is an arithmetic number, because the mean of its divisors is an integer number (599217981186).

Almost surely, 2^{1198435962371} is an apocalyptic number.

1198435962371 is a deficient number, since it is larger than the sum of its proper divisors (1).

1198435962371 is an equidigital number, since it uses as much as digits as its factorization.

1198435962371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9797760, while the sum is 59.

The spelling of 1198435962371 in words is "one trillion, one hundred ninety-eight billion, four hundred thirty-five million, nine hundred sixty-two thousand, three hundred seventy-one".