1197555109038 has 24 divisors (see below), whose sum is σ = 2595057440976. Its totient is φ = 399130466400.

The previous prime is 1197555109007. The next prime is 1197555109081. The reversal of 1197555109038 is 8309015557911.

It is a happy number.

1197555109038 is a `hidden beast` number, since 1 + 1 + 9 + 7 + 5 + 5 + 510 + 90 + 38 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4412058 + ... + 4675613.

It is an arithmetic number, because the mean of its divisors is an integer number (108127393374).

Almost surely, 2^{1197555109038} is an apocalyptic number.

1197555109038 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1197555109038 is an abundant number, since it is smaller than the sum of its proper divisors (1397502331938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1197555109038 is a wasteful number, since it uses less digits than its factorization.

1197555109038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9095000 (or 9094997 counting only the distinct ones).

The product of its (nonzero) digits is 1701000, while the sum is 54.

The spelling of 1197555109038 in words is "one trillion, one hundred ninety-seven billion, five hundred fifty-five million, one hundred nine thousand, thirty-eight".