1197159191480 has 32 divisors (see below), whose sum is σ = 3078409350240. Its totient is φ = 410454579840.

The previous prime is 1197159191461. The next prime is 1197159191489. The reversal of 1197159191480 is 841919517911.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1197159191489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2137783991 + ... + 2137784550.

It is an arithmetic number, because the mean of its divisors is an integer number (96200292195).

Almost surely, 2^{1197159191480} is an apocalyptic number.

1197159191480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1197159191480 is an abundant number, since it is smaller than the sum of its proper divisors (1881250158760).

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

1197159191480 is a wasteful number, since it uses less digits than its factorization.

1197159191480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4275568559 (or 4275568555 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 56.

The spelling of 1197159191480 in words is "one trillion, one hundred ninety-seven billion, one hundred fifty-nine million, one hundred ninety-one thousand, four hundred eighty".