1145766928 has 10 divisors (see below), whose sum is σ = 2219923454. Its totient is φ = 572883456.

The previous prime is 1145766917. The next prime is 1145766931. The reversal of 1145766928 is 8296675411.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1041481984 + 104284944 = 32272^2 + 10212^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35805201 + ... + 35805232.

Almost surely, 2^1145766928 is an apocalyptic number.

It is an amenable number.

1145766928 is a deficient number, since it is larger than the sum of its proper divisors (1074156526).

1145766928 is an equidigital number, since it uses as much as digits as its factorization.

1145766928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71610441 (or 71610435 counting only the distinct ones).

The product of its digits is 725760, while the sum is 49.

The square root of 1145766928 is about 33849.1791333261. The cubic root of 1145766928 is about 1046.4024812745.

The spelling of 1145766928 in words is "one billion, one hundred forty-five million, seven hundred sixty-six thousand, nine hundred twenty-eight".