1020343004 has 6 divisors (see below), whose sum is σ = 1785600264. Its totient is φ = 510171500.

The previous prime is 1020343003. The next prime is 1020343007. The reversal of 1020343004 is 4003430201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020343003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127542872 + ... + 127542879.

It is an arithmetic number, because the mean of its divisors is an integer number (297600044).

Almost surely, 2^1020343004 is an apocalyptic number.

It is an amenable number.

1020343004 is a deficient number, since it is larger than the sum of its proper divisors (765257260).

1020343004 is a wasteful number, since it uses less digits than its factorization.

1020343004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255085755 (or 255085753 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 1020343004 is about 31942.8083298886. The cubic root of 1020343004 is about 1006.7355320830.

Adding to 1020343004 its reverse (4003430201), we get a palindrome (5023773205).

The spelling of 1020343004 in words is "one billion, twenty million, three hundred forty-three thousand, four".