146073545 has 4 divisors (see below), whose sum is σ = 175288260. Its totient is φ = 116858832.

The previous prime is 146073533. The next prime is 146073547. The reversal of 146073545 is 545370641.

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

It can be written as a sum of positive squares in 2 ways, for example, as 45050944 + 101022601 = 6712^2 + 10051^2 .

It is a cyclic number.

It is not a de Polignac number, because 146073545 - 2⁸ = 146073289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146073547) 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, 14607350 + ... + 14607359.

It is an arithmetic number, because the mean of its divisors is an integer number (43822065).

Almost surely, 2^146073545 is an apocalyptic number.

It is an amenable number.

146073545 is a deficient number, since it is larger than the sum of its proper divisors (29214715).

146073545 is an equidigital number, since it uses as much as digits as its factorization.

146073545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29214714.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 146073545 is about 12086.0889041906. The cubic root of 146073545 is about 526.6521437983.

The spelling of 146073545 in words is "one hundred forty-six million, seventy-three thousand, five hundred forty-five".