145961336 has 8 divisors (see below), whose sum is σ = 273677520. Its totient is φ = 72980664.

The previous prime is 145961329. The next prime is 145961357. The reversal of 145961336 is 633169541.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 145961336.

It is a congruent 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 as a sum of consecutive naturals, namely, 9122576 + ... + 9122591.

It is an arithmetic number, because the mean of its divisors is an integer number (34209690).

Almost surely, 2^145961336 is an apocalyptic number.

It is an amenable number.

145961336 is a deficient number, since it is larger than the sum of its proper divisors (127716184).

145961336 is a wasteful number, since it uses less digits than its factorization.

145961336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18245173 (or 18245169 counting only the distinct ones).

The product of its digits is 58320, while the sum is 38.

The square root of 145961336 is about 12081.4459399527. The cubic root of 145961336 is about 526.5172568400.

The spelling of 145961336 in words is "one hundred forty-five million, nine hundred sixty-one thousand, three hundred thirty-six".