1161513032983 has 4 divisors (see below), whose sum is σ = 1161516282208. Its totient is φ = 1161509783760.

The previous prime is 1161513032963. The next prime is 1161513032987. The reversal of 1161513032983 is 3892303151611.

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 1161513032983 - 2¹⁷ = 1161512901911 is a prime.

It is a super-2 number, since 2×1161513032983² (a number of 25 digits) contains 22 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 (1161513032987) 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, 1011198 + ... + 1829083.

It is an arithmetic number, because the mean of its divisors is an integer number (290379070552).

Almost surely, 2^{1161513032983} is an apocalyptic number.

1161513032983 is a deficient number, since it is larger than the sum of its proper divisors (3249225).

1161513032983 is an equidigital number, since it uses as much as digits as its factorization.

1161513032983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3249224.

The product of its (nonzero) digits is 116640, while the sum is 43.

The spelling of 1161513032983 in words is "one trillion, one hundred sixty-one billion, five hundred thirteen million, thirty-two thousand, nine hundred eighty-three".