145122106 has 8 divisors (see below), whose sum is σ = 217746144. Its totient is φ = 72540060.

The previous prime is 145122091. The next prime is 145122113. The reversal of 145122106 is 601221541.

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

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, 411 + ... + 17041.

It is an arithmetic number, because the mean of its divisors is an integer number (27218268).

Almost surely, 2^145122106 is an apocalyptic number.

145122106 is a deficient number, since it is larger than the sum of its proper divisors (72624038).

145122106 is a wasteful number, since it uses less digits than its factorization.

145122106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20996.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 145122106 is about 12046.6636875112. The cubic root of 145122106 is about 525.5062158965.

Adding to 145122106 its reverse (601221541), we get a palindrome (746343647).

The spelling of 145122106 in words is "one hundred forty-five million, one hundred twenty-two thousand, one hundred six".