1003969164 has 48 divisors (see below), whose sum is σ = 2564747136. Its totient is φ = 303139200.

The previous prime is 1003969157. The next prime is 1003969199. The reversal of 1003969164 is 4619693001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23559 + ... + 50625.

It is an arithmetic number, because the mean of its divisors is an integer number (53432232).

Almost surely, 2^1003969164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1003969164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1282373568).

1003969164 is an abundant number, since it is smaller than the sum of its proper divisors (1560777972).

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

1003969164 is a wasteful number, since it uses less digits than its factorization.

1003969164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27366 (or 27364 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 1003969164 is about 31685.4724440082. The cubic root of 1003969164 is about 1001.3213080428.

The spelling of 1003969164 in words is "one billion, three million, nine hundred sixty-nine thousand, one hundred sixty-four".