145414205 has 4 divisors (see below), whose sum is σ = 174497052. Its totient is φ = 116331360.

The previous prime is 145414189. The next prime is 145414219. The reversal of 145414205 is 502414541.

145414205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 70123876 + 75290329 = 8374^2 + 8677^2 .

It is not a de Polignac number, because 145414205 - 2⁴ = 145414189 is a prime.

It is a super-2 number, since 2×145414205² = 42290582031564050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14541416 + ... + 14541425.

It is an arithmetic number, because the mean of its divisors is an integer number (43624263).

Almost surely, 2^145414205 is an apocalyptic number.

It is an amenable number.

145414205 is a deficient number, since it is larger than the sum of its proper divisors (29082847).

145414205 is an equidigital number, since it uses as much as digits as its factorization.

145414205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29082846.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 145414205 is about 12058.7812402415. The cubic root of 145414205 is about 525.8585558953.

Adding to 145414205 its reverse (502414541), we get a palindrome (647828746).

The spelling of 145414205 in words is "one hundred forty-five million, four hundred fourteen thousand, two hundred five".