1167081844634 has 4 divisors (see below), whose sum is σ = 1750622766954. Its totient is φ = 583540922316.

The previous prime is 1167081844633. The next prime is 1167081844651. The reversal of 1167081844634 is 4364481807611.

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

It can be written as a sum of positive squares in only one way, i.e., 832300413025 + 334781431609 = 912305^2 + 578603^2 .

It is a super-2 number, since 2×1167081844634² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1167081844633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 291770461157 + ... + 291770461160.

Almost surely, 2^{1167081844634} is an apocalyptic number.

1167081844634 is a deficient number, since it is larger than the sum of its proper divisors (583540922320).

1167081844634 is an equidigital number, since it uses as much as digits as its factorization.

1167081844634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583540922319.

The product of its (nonzero) digits is 3096576, while the sum is 53.

The spelling of 1167081844634 in words is "one trillion, one hundred sixty-seven billion, eighty-one million, eight hundred forty-four thousand, six hundred thirty-four".