1052003406 has 16 divisors (see below), whose sum is σ = 2115763200. Its totient is φ = 348708408.

The previous prime is 1052003399. The next prime is 1052003411. The reversal of 1052003406 is 6043002501.

It is a happy number.

It is a super-2 number, since 2×1052003406² = 2213422332471201672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 488686 + ... + 490833.

It is an arithmetic number, because the mean of its divisors is an integer number (132235200).

Almost surely, 2^1052003406 is an apocalyptic number.

1052003406 is an abundant number, since it is smaller than the sum of its proper divisors (1063759794).

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

1052003406 is a wasteful number, since it uses less digits than its factorization.

1052003406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979703.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1052003406 is about 32434.6019861505. The cubic root of 1052003406 is about 1017.0423761383.

Adding to 1052003406 its reverse (6043002501), we get a palindrome (7095005907).

The spelling of 1052003406 in words is "one billion, fifty-two million, three thousand, four hundred six".