1045477769 has 12 divisors (see below), whose sum is σ = 1233301248. Its totient is φ = 883499400.

The previous prime is 1045477691. The next prime is 1045477777. The reversal of 1045477769 is 9677745401.

1045477769 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1045477769 - 2¹² = 1045473673 is a prime.

It is a super-2 number, since 2×1045477769² = 2186047530946434722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1045477789) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 146777 + ... + 153734.

It is an arithmetic number, because the mean of its divisors is an integer number (102775104).

Almost surely, 2^1045477769 is an apocalyptic number.

It is an amenable number.

1045477769 is a deficient number, since it is larger than the sum of its proper divisors (187823479).

1045477769 is an equidigital number, since it uses as much as digits as its factorization.

1045477769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300596 (or 300589 counting only the distinct ones).

The product of its (nonzero) digits is 1481760, while the sum is 50.

The square root of 1045477769 is about 32333.8486574054. The cubic root of 1045477769 is about 1014.9350889920.

The spelling of 1045477769 in words is "one billion, forty-five million, four hundred seventy-seven thousand, seven hundred sixty-nine".