1003125402 has 24 divisors (see below), whose sum is σ = 2176973760. Its totient is φ = 333831240.

The previous prime is 1003125367. The next prime is 1003125421. The reversal of 1003125402 is 2045213001.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33874 + ... + 56157.

It is an arithmetic number, because the mean of its divisors is an integer number (90707240).

Almost surely, 2^1003125402 is an apocalyptic number.

1003125402 is an abundant number, since it is smaller than the sum of its proper divisors (1173848358).

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

1003125402 is a wasteful number, since it uses less digits than its factorization.

1003125402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90658 (or 90655 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 1003125402 is about 31672.1549945690. The cubic root of 1003125402 is about 1001.0407171986.

Adding to 1003125402 its reverse (2045213001), we get a palindrome (3048338403).

The spelling of 1003125402 in words is "one billion, three million, one hundred twenty-five thousand, four hundred two".