1198812425207 has 4 divisors (see below), whose sum is σ = 1198845405960. Its totient is φ = 1198779444456.

The previous prime is 1198812425179. The next prime is 1198812425227. The reversal of 1198812425207 is 7025242188911.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1198812425207 - 2³² = 1194517457911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1198812425227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16435793 + ... + 16508570.

It is an arithmetic number, because the mean of its divisors is an integer number (299711351490).

Almost surely, 2^{1198812425207} is an apocalyptic number.

1198812425207 is a deficient number, since it is larger than the sum of its proper divisors (32980753).

1198812425207 is an equidigital number, since it uses as much as digits as its factorization.

1198812425207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32980752.

The product of its (nonzero) digits is 645120, while the sum is 50.

The spelling of 1198812425207 in words is "one trillion, one hundred ninety-eight billion, eight hundred twelve million, four hundred twenty-five thousand, two hundred seven".