1156003606063 has 4 divisors (see below), whose sum is σ = 1156026721360. Its totient is φ = 1155980490768.

The previous prime is 1156003606049. The next prime is 1156003606097. The reversal of 1156003606063 is 3606063006511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1156003606063 - 2¹⁷ = 1156003474991 is a prime.

It is a super-4 number, since 4×1156003606063⁴ (a number of 49 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1156003606003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11482470 + ... + 11582707.

It is an arithmetic number, because the mean of its divisors is an integer number (289006680340).

Almost surely, 2^{1156003606063} is an apocalyptic number.

1156003606063 is a deficient number, since it is larger than the sum of its proper divisors (23115297).

1156003606063 is an equidigital number, since it uses as much as digits as its factorization.

1156003606063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23115296.

The product of its (nonzero) digits is 58320, while the sum is 37.

The spelling of 1156003606063 in words is "one trillion, one hundred fifty-six billion, three million, six hundred six thousand, sixty-three".