154955142 has 12 divisors (see below), whose sum is σ = 335736180. Its totient is φ = 51651708.

The previous prime is 154955137. The next prime is 154955159. The reversal of 154955142 is 241559451.

154955142 is a `hidden beast` number, since 1 + 54 + 95 + 514 + 2 = 666.

154955142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×154955142² = 48022192064480328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 154955097 and 154955106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4304292 + ... + 4304327.

It is an arithmetic number, because the mean of its divisors is an integer number (27978015).

Almost surely, 2^154955142 is an apocalyptic number.

154955142 is an abundant number, since it is smaller than the sum of its proper divisors (180781038).

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

154955142 is a wasteful number, since it uses less digits than its factorization.

154955142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8608627 (or 8608624 counting only the distinct ones).

The product of its digits is 36000, while the sum is 36.

The square root of 154955142 is about 12448.0979269927. The cubic root of 154955142 is about 537.1167104814.

The spelling of 154955142 in words is "one hundred fifty-four million, nine hundred fifty-five thousand, one hundred forty-two".