1045386436 has 12 divisors (see below), whose sum is σ = 1829968812. Its totient is φ = 522538208.

The previous prime is 1045386431. The next prime is 1045386437. The reversal of 1045386436 is 6346835401.

It can be written as a sum of positive squares in 2 ways, for example, as 811908036 + 233478400 = 28494^2 + 15280^2 .

It is not an unprimeable number, because it can be changed into a prime (1045386431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22855 + ... + 51118.

It is an arithmetic number, because the mean of its divisors is an integer number (152497401).

Almost surely, 2^1045386436 is an apocalyptic number.

It is an amenable number.

1045386436 is a deficient number, since it is larger than the sum of its proper divisors (784582376).

1045386436 is a wasteful number, since it uses less digits than its factorization.

1045386436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77510 (or 77508 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The square root of 1045386436 is about 32332.4362830888. The cubic root of 1045386436 is about 1014.9055332014.

The spelling of 1045386436 in words is "one billion, forty-five million, three hundred eighty-six thousand, four hundred thirty-six".