154142000 has 80 divisors (see below), whose sum is σ = 382972512. Its totient is φ = 59961600.

The previous prime is 154141921. The next prime is 154142011. The reversal of 154142000 is 241451.

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

It is a self number, because there is not a number n which added to its sum of digits gives 154142000.

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, 72959 + ... + 75041.

Almost surely, 2^154142000 is an apocalyptic number.

154142000 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 154142000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191486256).

154142000 is an abundant number, since it is smaller than the sum of its proper divisors (228830512).

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

154142000 is a wasteful number, since it uses less digits than its factorization.

154142000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2143 (or 2127 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 154142000 is about 12415.3936707621. The cubic root of 154142000 is about 536.1755384065.

Adding to 154142000 its reverse (241451), we get a palindrome (154383451).

The spelling of 154142000 in words is "one hundred fifty-four million, one hundred forty-two thousand".