1161304530653 has 8 divisors (see below), whose sum is σ = 1222517200320. Its totient is φ = 1100100998880.

The previous prime is 1161304530649. The next prime is 1161304530677. The reversal of 1161304530653 is 3560354031611.

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

It is a cyclic number.

It is not a de Polignac number, because 1161304530653 - 2² = 1161304530649 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161304530643) 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, 2022833 + ... + 2532678.

It is an arithmetic number, because the mean of its divisors is an integer number (152814650040).

Almost surely, 2^{1161304530653} is an apocalyptic number.

It is an amenable number.

1161304530653 is a deficient number, since it is larger than the sum of its proper divisors (61212669667).

1161304530653 is a wasteful number, since it uses less digits than its factorization.

1161304530653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4568947.

The product of its (nonzero) digits is 97200, while the sum is 38.

The spelling of 1161304530653 in words is "one trillion, one hundred sixty-one billion, three hundred four million, five hundred thirty thousand, six hundred fifty-three".