1145660705 has 16 divisors (see below), whose sum is σ = 1639505664. Its totient is φ = 751439040.

The previous prime is 1145660683. The next prime is 1145660723. The reversal of 1145660705 is 5070665411.

It is not a de Polignac number, because 1145660705 - 2⁶ = 1145660641 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 710786 + ... + 712395.

It is an arithmetic number, because the mean of its divisors is an integer number (102469104).

Almost surely, 2^1145660705 is an apocalyptic number.

It is an amenable number.

1145660705 is a deficient number, since it is larger than the sum of its proper divisors (493844959).

1145660705 is a wasteful number, since it uses less digits than its factorization.

1145660705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1423216.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 1145660705 is about 33847.6100337971. The cubic root of 1145660705 is about 1046.3701432707.

The spelling of 1145660705 in words is "one billion, one hundred forty-five million, six hundred sixty thousand, seven hundred five".