146109144 has 16 divisors (see below), whose sum is σ = 365272920. Its totient is φ = 48703040.

The previous prime is 146109143. The next prime is 146109151. The reversal of 146109144 is 441901641.

146109144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146109143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3043917 + ... + 3043964.

Almost surely, 2^146109144 is an apocalyptic number.

It is an amenable number.

146109144 is an abundant number, since it is smaller than the sum of its proper divisors (219163776).

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

146109144 is a wasteful number, since it uses less digits than its factorization.

146109144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6087890 (or 6087886 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 146109144 is about 12087.5615406913. The cubic root of 146109144 is about 526.6949230865.

The spelling of 146109144 in words is "one hundred forty-six million, one hundred nine thousand, one hundred forty-four".