1156773533061 has 8 divisors (see below), whose sum is σ = 1543227820704. Its totient is φ = 770750800400.

The previous prime is 1156773533039. The next prime is 1156773533081. The reversal of 1156773533061 is 1603353776511.

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 1156773533061 - 2⁹ = 1156773532549 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1156773533061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1156773533081) 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, 107882490 + ... + 107893211.

It is an arithmetic number, because the mean of its divisors is an integer number (192903477588).

Almost surely, 2^{1156773533061} is an apocalyptic number.

It is an amenable number.

1156773533061 is a deficient number, since it is larger than the sum of its proper divisors (386454287643).

1156773533061 is a wasteful number, since it uses less digits than its factorization.

1156773533061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215777491.

The product of its (nonzero) digits is 1190700, while the sum is 48.

The spelling of 1156773533061 in words is "one trillion, one hundred fifty-six billion, seven hundred seventy-three million, five hundred thirty-three thousand, sixty-one".