1045963440 has 60 divisors (see below), whose sum is σ = 3512696304. Its totient is φ = 278923392.

The previous prime is 1045963439. The next prime is 1045963441. The reversal of 1045963440 is 443695401.

1045963440 is a `hidden beast` number, since 10 + 4 + 5 + 9 + 634 + 4 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (1045963439) and next prime (1045963441).

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a zygodrome in base 3.

It is a junction number, because it is equal to n+sod(n) for n = 1045963395 and 1045963404.

It is not an unprimeable number, because it can be changed into a prime (1045963441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 725644 + ... + 727083.

Almost surely, 2^1045963440 is an apocalyptic number.

1045963440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1045963440 is an abundant number, since it is smaller than the sum of its proper divisors (2466732864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1045963440 is a wasteful number, since it uses less digits than its factorization.

1045963440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1452746 (or 1452737 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 1045963440 is about 32341.3580419870. The cubic root of 1045963440 is about 1015.0922255170.

The spelling of 1045963440 in words is "one billion, forty-five million, nine hundred sixty-three thousand, four hundred forty".