1161082310949 has 12 divisors (see below), whose sum is σ = 1829584247712. Its totient is φ = 703686249000.

The previous prime is 1161082310933. The next prime is 1161082310953. The reversal of 1161082310949 is 9490132801611.

1161082310949 is a `hidden beast` number, since 1 + 1 + 610 + 8 + 23 + 1 + 0 + 9 + 4 + 9 = 666.

It is not a de Polignac number, because 1161082310949 - 2⁴ = 1161082310933 is a prime.

It is a super-2 number, since 2×1161082310949² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161082310849) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5864051977 + ... + 5864052174.

It is an arithmetic number, because the mean of its divisors is an integer number (152465353976).

Almost surely, 2^{1161082310949} is an apocalyptic number.

It is an amenable number.

1161082310949 is a deficient number, since it is larger than the sum of its proper divisors (668501936763).

1161082310949 is a wasteful number, since it uses less digits than its factorization.

1161082310949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11728104168 (or 11728104165 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 45.

The spelling of 1161082310949 in words is "one trillion, one hundred sixty-one billion, eighty-two million, three hundred ten thousand, nine hundred forty-nine".