1145662766 has 4 divisors (see below), whose sum is σ = 1718494152. Its totient is φ = 572831382.

The previous prime is 1145662757. The next prime is 1145662781. The reversal of 1145662766 is 6672665411.

It is a semiprime because it is the product of two primes.

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, 286415690 + ... + 286415693.

It is an arithmetic number, because the mean of its divisors is an integer number (429623538).

Almost surely, 2^1145662766 is an apocalyptic number.

1145662766 is a deficient number, since it is larger than the sum of its proper divisors (572831386).

1145662766 is an equidigital number, since it uses as much as digits as its factorization.

1145662766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572831385.

The product of its digits is 362880, while the sum is 44.

The square root of 1145662766 is about 33847.6404790644. The cubic root of 1145662766 is about 1046.3707707304.

The spelling of 1145662766 in words is "one billion, one hundred forty-five million, six hundred sixty-two thousand, seven hundred sixty-six".