141620065 has 4 divisors (see below), whose sum is σ = 169944084. Its totient is φ = 113296048.

The previous prime is 141620057. The next prime is 141620077. The reversal of 141620065 is 560026141.

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 88679889 + 52940176 = 9417^2 + 7276^2 .

It is a cyclic number.

It is not a de Polignac number, because 141620065 - 2³ = 141620057 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 14162002 + ... + 14162011.

It is an arithmetic number, because the mean of its divisors is an integer number (42486021).

Almost surely, 2^141620065 is an apocalyptic number.

It is an amenable number.

141620065 is a deficient number, since it is larger than the sum of its proper divisors (28324019).

141620065 is an equidigital number, since it uses as much as digits as its factorization.

141620065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28324018.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 141620065 is about 11900.4228916455. The cubic root of 141620065 is about 521.2446332070.

The spelling of 141620065 in words is "one hundred forty-one million, six hundred twenty thousand, sixty-five".