1142251004 has 12 divisors (see below), whose sum is σ = 1999178328. Its totient is φ = 571057200.

The previous prime is 1142250997. The next prime is 1142251031. The reversal of 1142251004 is 4001522411.

It is a happy number.

It is a super-2 number, since 2×1142251004² = 2609474712278016032, 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 3 ways as a sum of consecutive naturals, for example, 48719 + ... + 68249.

It is an arithmetic number, because the mean of its divisors is an integer number (166598194).

Almost surely, 2^1142251004 is an apocalyptic number.

It is an amenable number.

1142251004 is a deficient number, since it is larger than the sum of its proper divisors (856927324).

1142251004 is a wasteful number, since it uses less digits than its factorization.

1142251004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34156 (or 34154 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 1142251004 is about 33797.2040855453. The cubic root of 1142251004 is about 1045.3310471806.

Adding to 1142251004 its reverse (4001522411), we get a palindrome (5143773415).

It can be divided in two parts, 11422 and 51004, that added together give a palindrome (62426).

The spelling of 1142251004 in words is "one billion, one hundred forty-two million, two hundred fifty-one thousand, four".