145161966 has 8 divisors (see below), whose sum is σ = 290323944. Its totient is φ = 48387320.

The previous prime is 145161959. The next prime is 145161967. The reversal of 145161966 is 669161541.

It is a sphenic number, since it is the product of 3 distinct primes.

145161966 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145161967) 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, 12096825 + ... + 12096836.

It is an arithmetic number, because the mean of its divisors is an integer number (36290493).

Almost surely, 2^145161966 is an apocalyptic number.

145161966 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145161966 is a wasteful number, since it uses less digits than its factorization.

145161966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24193666.

The product of its digits is 38880, while the sum is 39.

The square root of 145161966 is about 12048.3179738916. The cubic root of 145161966 is about 525.5543242581.

The spelling of 145161966 in words is "one hundred forty-five million, one hundred sixty-one thousand, nine hundred sixty-six".