1045637268 has 48 divisors (see below), whose sum is σ = 2691600576. Its totient is φ = 313885440.

The previous prime is 1045637233. The next prime is 1045637269. The reversal of 1045637268 is 8627365401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045637269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75346 + ... + 88137.

It is an arithmetic number, because the mean of its divisors is an integer number (56075012).

Almost surely, 2^1045637268 is an apocalyptic number.

It is an amenable number.

1045637268 is an abundant number, since it is smaller than the sum of its proper divisors (1645963308).

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

1045637268 is a wasteful number, since it uses less digits than its factorization.

1045637268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163544 (or 163542 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 1045637268 is about 32336.3150034137. The cubic root of 1045637268 is about 1014.9866994949.

The spelling of 1045637268 in words is "one billion, forty-five million, six hundred thirty-seven thousand, two hundred sixty-eight".