1095697973972 has 24 divisors (see below), whose sum is σ = 2250622867584. Its totient is φ = 456893363232.

The previous prime is 1095697973971. The next prime is 1095697974023. The reversal of 1095697973972 is 2793797965901.

1095697973972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×1095697973972³ (a number of 37 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (74).

It is a self number, because there is not a number n which added to its sum of digits gives 1095697973972.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1095697973971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 528810728 + ... + 528812799.

It is an arithmetic number, because the mean of its divisors is an integer number (93775952816).

Almost surely, 2^{1095697973972} is an apocalyptic number.

It is an amenable number.

1095697973972 is an abundant number, since it is smaller than the sum of its proper divisors (1154924893612).

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

1095697973972 is a wasteful number, since it uses less digits than its factorization.

1095697973972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1057623575 (or 1057623573 counting only the distinct ones).

The product of its (nonzero) digits is 405076140, while the sum is 74.

The spelling of 1095697973972 in words is "one trillion, ninety-five billion, six hundred ninety-seven million, nine hundred seventy-three thousand, nine hundred seventy-two".