1197263975247 has 96 divisors (see below), whose sum is σ = 1805207040000. Its totient is φ = 764157888000.

The previous prime is 1197263975233. The next prime is 1197263975251. The reversal of 1197263975247 is 7425793627911.

1197263975247 is a `hidden beast` number, since 1 + 1 + 9 + 72 + 6 + 39 + 7 + 524 + 7 = 666.

It is not a de Polignac number, because 1197263975247 - 2¹⁶ = 1197263909711 is a prime.

It is a super-2 number, since 2×1197263975247² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1197263975447) 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 95 ways as a sum of consecutive naturals, for example, 2927295579 + ... + 2927295987.

It is an arithmetic number, because the mean of its divisors is an integer number (18804240000).

Almost surely, 2^{1197263975247} is an apocalyptic number.

1197263975247 is a deficient number, since it is larger than the sum of its proper divisors (607943064753).

1197263975247 is a wasteful number, since it uses less digits than its factorization.

1197263975247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141 (or 1138 counting only the distinct ones).

The product of its digits is 40007520, while the sum is 63.

The spelling of 1197263975247 in words is "one trillion, one hundred ninety-seven billion, two hundred sixty-three million, nine hundred seventy-five thousand, two hundred forty-seven".