146001005 has 16 divisors (see below), whose sum is σ = 177663024. Its totient is φ = 115169280.

The previous prime is 146000983. The next prime is 146001017. The reversal of 146001005 is 500100641.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 15264649 + 130736356 = 3907^2 + 11434^2 .

It is not a de Polignac number, because 146001005 - 2¹⁰ = 145999981 is a prime.

It is a super-2 number, since 2×146001005² = 42632586922020050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223259 + ... + 223911.

It is an arithmetic number, because the mean of its divisors is an integer number (11103939).

Almost surely, 2^146001005 is an apocalyptic number.

It is an amenable number.

146001005 is a deficient number, since it is larger than the sum of its proper divisors (31662019).

146001005 is an equidigital number, since it uses as much as digits as its factorization.

146001005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1216.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 146001005 is about 12083.0875607189. The cubic root of 146001005 is about 526.5649510257.

Adding to 146001005 its reverse (500100641), we get a palindrome (646101646).

The spelling of 146001005 in words is "one hundred forty-six million, one thousand, five".