1161302356156 has 6 divisors (see below), whose sum is σ = 2032279123280. Its totient is φ = 580651178076.

The previous prime is 1161302356111. The next prime is 1161302356169. The reversal of 1161302356156 is 6516532031611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145162794516 + ... + 145162794523.

Almost surely, 2^{1161302356156} is an apocalyptic number.

It is an amenable number.

1161302356156 is a deficient number, since it is larger than the sum of its proper divisors (870976767124).

1161302356156 is a wasteful number, since it uses less digits than its factorization.

1161302356156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290325589043 (or 290325589041 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 40.

Adding to 1161302356156 its reverse (6516532031611), we get a palindrome (7677834387767).

The spelling of 1161302356156 in words is "one trillion, one hundred sixty-one billion, three hundred two million, three hundred fifty-six thousand, one hundred fifty-six".