1142345004 has 24 divisors (see below), whose sum is σ = 2673889008. Its totient is φ = 379579200.

The previous prime is 1142344969. The next prime is 1142345023. The reversal of 1142345004 is 4005432411.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146347 + ... + 153954.

It is an arithmetic number, because the mean of its divisors is an integer number (111412042).

Almost surely, 2^1142345004 is an apocalyptic number.

It is an amenable number.

1142345004 is an abundant number, since it is smaller than the sum of its proper divisors (1531544004).

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

1142345004 is a wasteful number, since it uses less digits than its factorization.

1142345004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300625 (or 300623 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1142345004 is about 33798.5947045140. The cubic root of 1142345004 is about 1045.3597210951.

Adding to 1142345004 its reverse (4005432411), we get a palindrome (5147777415).

The spelling of 1142345004 in words is "one billion, one hundred forty-two million, three hundred forty-five thousand, four".