1161114356 has 6 divisors (see below), whose sum is σ = 2031950130. Its totient is φ = 580557176.

The previous prime is 1161114299. The next prime is 1161114379. The reversal of 1161114356 is 6534111611.

It can be written as a sum of positive squares in only one way, i.e., 1085702500 + 75411856 = 32950^2 + 8684^2 .

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, 145139291 + ... + 145139298.

It is an arithmetic number, because the mean of its divisors is an integer number (338658355).

Almost surely, 2^1161114356 is an apocalyptic number.

It is an amenable number.

1161114356 is a deficient number, since it is larger than the sum of its proper divisors (870835774).

1161114356 is a wasteful number, since it uses less digits than its factorization.

1161114356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290278593 (or 290278591 counting only the distinct ones).

The product of its digits is 2160, while the sum is 29.

The square root of 1161114356 is about 34075.1281142126. The cubic root of 1161114356 is about 1051.0539246996.

Adding to 1161114356 its reverse (6534111611), we get a palindrome (7695225967).

The spelling of 1161114356 in words is "one billion, one hundred sixty-one million, one hundred fourteen thousand, three hundred fifty-six".