146426545 has 8 divisors (see below), whose sum is σ = 179027496. Its totient is φ = 114930816.

The previous prime is 146426543. The next prime is 146426549. The reversal of 146426545 is 545624641.

It can be written as a sum of positive squares in 4 ways, for example, as 15186609 + 131239936 = 3897^2 + 11456^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 146426545 - 2¹ = 146426543 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146426543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276012 + ... + 276541.

It is an arithmetic number, because the mean of its divisors is an integer number (22378437).

Almost surely, 2^146426545 is an apocalyptic number.

It is an amenable number.

146426545 is a deficient number, since it is larger than the sum of its proper divisors (32600951).

146426545 is an equidigital number, since it uses as much as digits as its factorization.

146426545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552611.

The product of its digits is 115200, while the sum is 37.

The square root of 146426545 is about 12100.6836583724. The cubic root of 146426545 is about 527.0760367827.

The spelling of 146426545 in words is "one hundred forty-six million, four hundred twenty-six thousand, five hundred forty-five".