1003402 has 4 divisors (see below), whose sum is σ = 1505106. Its totient is φ = 501700.

The previous prime is 1003397. The next prime is 1003411. The reversal of 1003402 is 2043001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 978121 + 25281 = 989^2 + 159^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250849 + ... + 250852.

2^1003402 is an apocalyptic number.

1003402 is a deficient number, since it is larger than the sum of its proper divisors (501704).

1003402 is an equidigital number, since it uses as much as digits as its factorization.

1003402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501703.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 1003402 is about 1001.6995557551. The cubic root of 1003402 is about 100.1132716469.

Adding to 1003402 its reverse (2043001), we get a palindrome (3046403).

The spelling of 1003402 in words is "one million, three thousand, four hundred two".