1204240142 has 32 divisors (see below), whose sum is σ = 2081164800. Its totient is φ = 511932960.

The previous prime is 1204240133. The next prime is 1204240171. The reversal of 1204240142 is 2410424021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1590428 + ... + 1591184.

It is an arithmetic number, because the mean of its divisors is an integer number (65036400).

Almost surely, 2^1204240142 is an apocalyptic number.

1204240142 is a deficient number, since it is larger than the sum of its proper divisors (876924658).

1204240142 is a wasteful number, since it uses less digits than its factorization.

1204240142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 1204240142 is about 34702.1633619577. The cubic root of 1204240142 is about 1063.9087154571.

Adding to 1204240142 its reverse (2410424021), we get a palindrome (3614664163).

The spelling of 1204240142 in words is "one billion, two hundred four million, two hundred forty thousand, one hundred forty-two".