146005049 has 2 divisors, whose sum is σ = 146005050. Its totient is φ = 146005048.

The previous prime is 146005033. The next prime is 146005073. The reversal of 146005049 is 940500641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80281600 + 65723449 = 8960^2 + 8107^2 .

It is a cyclic number.

It is not a de Polignac number, because 146005049 - 2⁴ = 146005033 is a prime.

It is a Chen prime.

It is equal to p_8232095 and since 146005049 and 8232095 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (146005019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73002524 + 73002525.

It is an arithmetic number, because the mean of its divisors is an integer number (73002525).

Almost surely, 2^146005049 is an apocalyptic number.

It is an amenable number.

146005049 is a deficient number, since it is larger than the sum of its proper divisors (1).

146005049 is an equidigital number, since it uses as much as digits as its factorization.

146005049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 146005049 is about 12083.2549008949. The cubic root of 146005049 is about 526.5698126566.

The spelling of 146005049 in words is "one hundred forty-six million, five thousand, forty-nine".