146005061 has 4 divisors (see below), whose sum is σ = 154593612. Its totient is φ = 137416512.

The previous prime is 146005049. The next prime is 146005073. The reversal of 146005061 is 160500641.

146005061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (146005049) and next prime (146005073).

It can be written as a sum of positive squares in 2 ways, for example, as 57532225 + 88472836 = 7585^2 + 9406^2 .

It is a cyclic number.

It is not a de Polignac number, because 146005061 - 2²⁶ = 78896197 is a prime.

It is a super-2 number, since 2×146005061² = 42634955675227442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146005361) 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, 4294250 + ... + 4294283.

It is an arithmetic number, because the mean of its divisors is an integer number (38648403).

Almost surely, 2^146005061 is an apocalyptic number.

It is an amenable number.

146005061 is a deficient number, since it is larger than the sum of its proper divisors (8588551).

146005061 is an equidigital number, since it uses as much as digits as its factorization.

146005061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8588550.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 146005061 is about 12083.2553974498. The cubic root of 146005061 is about 526.5698270827.

The spelling of 146005061 in words is "one hundred forty-six million, five thousand, sixty-one".