1161464030645 has 32 divisors (see below), whose sum is σ = 1487049822720. Its totient is φ = 868966813440.

The previous prime is 1161464030633. The next prime is 1161464030651. The reversal of 1161464030645 is 5460304641611.

It is a happy number.

It is not a de Polignac number, because 1161464030645 - 2³⁸ = 886586123701 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 675791 + ... + 1667219.

It is an arithmetic number, because the mean of its divisors is an integer number (46470306960).

Almost surely, 2^{1161464030645} is an apocalyptic number.

It is an amenable number.

1161464030645 is a deficient number, since it is larger than the sum of its proper divisors (325585792075).

1161464030645 is a wasteful number, since it uses less digits than its factorization.

1161464030645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991685.

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 1161464030645 in words is "one trillion, one hundred sixty-one billion, four hundred sixty-four million, thirty thousand, six hundred forty-five".