1045857902 has 8 divisors (see below), whose sum is σ = 1574891856. Its totient is φ = 520893952.

The previous prime is 1045857877. The next prime is 1045857919. The reversal of 1045857902 is 2097585401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1045857902.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1016858 + ... + 1017885.

It is an arithmetic number, because the mean of its divisors is an integer number (196861482).

Almost surely, 2^1045857902 is an apocalyptic number.

1045857902 is a deficient number, since it is larger than the sum of its proper divisors (529033954).

1045857902 is a wasteful number, since it uses less digits than its factorization.

1045857902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2035002.

The product of its (nonzero) digits is 100800, while the sum is 41.

The square root of 1045857902 is about 32339.7263748474. The cubic root of 1045857902 is about 1015.0580833400.

The spelling of 1045857902 in words is "one billion, forty-five million, eight hundred fifty-seven thousand, nine hundred two".