1145664776 has 16 divisors (see below), whose sum is σ = 2241518400. Its totient is φ = 547926544.

The previous prime is 1145664739. The next prime is 1145664803. The reversal of 1145664776 is 6774665411.

It is a self number, because there is not a number n which added to its sum of digits gives 1145664776.

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 3 ways as a sum of consecutive naturals, for example, 3113036 + ... + 3113403.

It is an arithmetic number, because the mean of its divisors is an integer number (140094900).

Almost surely, 2^1145664776 is an apocalyptic number.

It is an amenable number.

1145664776 is a deficient number, since it is larger than the sum of its proper divisors (1095853624).

1145664776 is a wasteful number, since it uses less digits than its factorization.

1145664776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6226468 (or 6226464 counting only the distinct ones).

The product of its digits is 846720, while the sum is 47.

The square root of 1145664776 is about 33847.6701709290. The cubic root of 1145664776 is about 1046.3713826626.

The spelling of 1145664776 in words is "one billion, one hundred forty-five million, six hundred sixty-four thousand, seven hundred seventy-six".