145475605 has 8 divisors (see below), whose sum is σ = 190440864. Its totient is φ = 105800400.

The previous prime is 145475599. The next prime is 145475633. The reversal of 145475605 is 506574541.

It is a happy number.

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

It is not a de Polignac number, because 145475605 - 2³ = 145475597 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 1322451 + ... + 1322560.

It is an arithmetic number, because the mean of its divisors is an integer number (23805108).

Almost surely, 2^145475605 is an apocalyptic number.

It is an amenable number.

145475605 is a deficient number, since it is larger than the sum of its proper divisors (44965259).

145475605 is a wasteful number, since it uses less digits than its factorization.

145475605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2645027.

The product of its (nonzero) digits is 84000, while the sum is 37.

The square root of 145475605 is about 12061.3268341423. The cubic root of 145475605 is about 525.9325586884.

The spelling of 145475605 in words is "one hundred forty-five million, four hundred seventy-five thousand, six hundred five".