1174772660545 has 8 divisors (see below), whose sum is σ = 1537884210240. Its totient is φ = 854380116720.

The previous prime is 1174772660519. The next prime is 1174772660549. The reversal of 1174772660545 is 5450662774711.

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

It is not a de Polignac number, because 1174772660545 - 2¹¹ = 1174772658497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (55), and also a Moran number because the ratio is a prime number: 21359502919 = 1174772660545 / (1 + 1 + 7 + 4 + 7 + 7 + 2 + 6 + 6 + 0 + 5 + 4 + 5).

It is not an unprimeable number, because it can be changed into a prime (1174772660549) 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, 10679751405 + ... + 10679751514.

It is an arithmetic number, because the mean of its divisors is an integer number (192235526280).

Almost surely, 2^{1174772660545} is an apocalyptic number.

It is an amenable number.

1174772660545 is a deficient number, since it is larger than the sum of its proper divisors (363111549695).

1174772660545 is a wasteful number, since it uses less digits than its factorization.

1174772660545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21359502935.

The product of its (nonzero) digits is 9878400, while the sum is 55.

The spelling of 1174772660545 in words is "one trillion, one hundred seventy-four billion, seven hundred seventy-two million, six hundred sixty thousand, five hundred forty-five".