1204142000 has 80 divisors (see below), whose sum is σ = 3038323392. Its totient is φ = 460697600.

The previous prime is 1204141969. The next prime is 1204142039. The reversal of 1204142000 is 2414021.

It is a tau number, because it is divible by the number of its divisors (80).

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, 32912 + ... + 59088.

Almost surely, 2^1204142000 is an apocalyptic number.

1204142000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1204142000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1519161696).

1204142000 is an abundant number, since it is smaller than the sum of its proper divisors (1834181392).

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

1204142000 is a wasteful number, since it uses less digits than its factorization.

1204142000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26223 (or 26207 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1204142000 is about 34700.7492714495. The cubic root of 1204142000 is about 1063.8798128702.

Adding to 1204142000 its reverse (2414021), we get a palindrome (1206556021).

The spelling of 1204142000 in words is "one billion, two hundred four million, one hundred forty-two thousand".