145145195 has 8 divisors (see below), whose sum is σ = 187572336. Its totient is φ = 107184096.

The previous prime is 145145159. The next prime is 145145213. The reversal of 145145195 is 591541541.

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

It is a cyclic number.

It is not a de Polignac number, because 145145195 - 2¹² = 145141099 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1116437 + ... + 1116566.

It is an arithmetic number, because the mean of its divisors is an integer number (23446542).

Almost surely, 2^145145195 is an apocalyptic number.

145145195 is a deficient number, since it is larger than the sum of its proper divisors (42427141).

145145195 is a wasteful number, since it uses less digits than its factorization.

145145195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2233021.

The product of its digits is 18000, while the sum is 35.

The square root of 145145195 is about 12047.6219645206. The cubic root of 145145195 is about 525.5340838529.

The spelling of 145145195 in words is "one hundred forty-five million, one hundred forty-five thousand, one hundred ninety-five".