1211274766473 has 8 divisors (see below), whose sum is σ = 1629325350048. Its totient is φ = 800370346944.

The previous prime is 1211274766447. The next prime is 1211274766477. The reversal of 1211274766473 is 3746674721121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1211274766473 - 2⁵ = 1211274766441 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (1211274766477) 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, 1786540615 + ... + 1786541292.

It is an arithmetic number, because the mean of its divisors is an integer number (203665668756).

Almost surely, 2^{1211274766473} is an apocalyptic number.

It is an amenable number.

1211274766473 is a deficient number, since it is larger than the sum of its proper divisors (418050583575).

1211274766473 is a wasteful number, since it uses less digits than its factorization.

1211274766473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3573082023.

The product of its digits is 2370816, while the sum is 51.

The spelling of 1211274766473 in words is "one trillion, two hundred eleven billion, two hundred seventy-four million, seven hundred sixty-six thousand, four hundred seventy-three".