1197029129823 has 6 divisors (see below), whose sum is σ = 1729042076424. Its totient is φ = 798019419876.

The previous prime is 1197029129819. The next prime is 1197029129827. The reversal of 1197029129823 is 3289219207911.

It is an interprime number because it is at equal distance from previous prime (1197029129819) and next prime (1197029129827).

It is not a de Polignac number, because 1197029129823 - 2² = 1197029129819 is a prime.

It is a super-2 number, since 2×1197029129823² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1197029129823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1197029129827) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 66501618315 + ... + 66501618332.

It is an arithmetic number, because the mean of its divisors is an integer number (288173679404).

Almost surely, 2^{1197029129823} is an apocalyptic number.

1197029129823 is a deficient number, since it is larger than the sum of its proper divisors (532012946601).

1197029129823 is a wasteful number, since it uses less digits than its factorization.

1197029129823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133003236653 (or 133003236650 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 54.

The spelling of 1197029129823 in words is "one trillion, one hundred ninety-seven billion, twenty-nine million, one hundred twenty-nine thousand, eight hundred twenty-three".