1197214553929 has 9 divisors (see below), whose sum is σ = 1200797698797. Its totient is φ = 1193642079084.

The previous prime is 1197214553923. The next prime is 1197214553981. The reversal of 1197214553929 is 9293554127911.

The square root of 1197214553929 is 1094173.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 1197214553929 - 2³ = 1197214553921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1197214553921) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 414690124 + ... + 414693010.

It is an arithmetic number, because the mean of its divisors is an integer number (133421966533).

Almost surely, 2^{1197214553929} is an apocalyptic number.

1197214553929 is the 1094173-rd square number.

1197214553929 is the 547087-th centered octagonal number.

It is an amenable number.

1197214553929 is a deficient number, since it is larger than the sum of its proper divisors (3583144868).

1197214553929 is an frugal number, since it uses more digits than its factorization.

1197214553929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6532 (or 3266 counting only the distinct ones).

The product of its digits is 6123600, while the sum is 58.

The spelling of 1197214553929 in words is "one trillion, one hundred ninety-seven billion, two hundred fourteen million, five hundred fifty-three thousand, nine hundred twenty-nine".