146161000 has 32 divisors (see below), whose sum is σ = 342019080. Its totient is φ = 58464000.

The previous prime is 146160997. The next prime is 146161003. The reversal of 146161000 is 161641.

It is a happy number.

146161000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (146160997) and next prime (146161003).

It can be written as a sum of positive squares in 4 ways, for example, as 60746436 + 85414564 = 7794^2 + 9242^2 .

It is not an unprimeable number, because it can be changed into a prime (146161003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72081 + ... + 74080.

Almost surely, 2^146161000 is an apocalyptic number.

146161000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146161000 is an abundant number, since it is smaller than the sum of its proper divisors (195858080).

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

146161000 is a wasteful number, since it uses less digits than its factorization.

146161000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146182 (or 146168 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 146161000 is about 12089.7063653341. The cubic root of 146161000 is about 526.7572259665.

The spelling of 146161000 in words is "one hundred forty-six million, one hundred sixty-one thousand".