1042345204 has 12 divisors (see below), whose sum is σ = 1873404484. Its totient is φ = 507086784.

The previous prime is 1042345201. The next prime is 1042345207. The reversal of 1042345204 is 4025432401.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1042345201) and next prime (1042345207).

It can be written as a sum of positive squares in 2 ways, for example, as 439740900 + 602604304 = 20970^2 + 24548^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042345201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3521289 + ... + 3521584.

Almost surely, 2^1042345204 is an apocalyptic number.

It is an amenable number.

1042345204 is a deficient number, since it is larger than the sum of its proper divisors (831059280).

1042345204 is a wasteful number, since it uses less digits than its factorization.

1042345204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7042914 (or 7042912 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 1042345204 is about 32285.3713622749. The cubic root of 1042345204 is about 1013.9203915472.

Adding to 1042345204 its reverse (4025432401), we get a palindrome (5067777605).

The spelling of 1042345204 in words is "one billion, forty-two million, three hundred forty-five thousand, two hundred four".