1163031246613 has 4 divisors (see below), whose sum is σ = 1165621517100. Its totient is φ = 1160440976128.

The previous prime is 1163031246581. The next prime is 1163031246617. The reversal of 1163031246613 is 3166421303611.

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

It can be written as a sum of positive squares in 2 ways, for example, as 719499222289 + 443532024324 = 848233^2 + 665982^2 .

It is a cyclic number.

It is not a de Polignac number, because 1163031246613 - 2⁵ = 1163031246581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163031246617) 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, 1295134570 + ... + 1295135467.

It is an arithmetic number, because the mean of its divisors is an integer number (291405379275).

Almost surely, 2^{1163031246613} is an apocalyptic number.

It is an amenable number.

1163031246613 is a deficient number, since it is larger than the sum of its proper divisors (2590270487).

1163031246613 is an equidigital number, since it uses as much as digits as its factorization.

1163031246613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2590270486.

The product of its (nonzero) digits is 46656, while the sum is 37.

The spelling of 1163031246613 in words is "one trillion, one hundred sixty-three billion, thirty-one million, two hundred forty-six thousand, six hundred thirteen".