145130192 has 10 divisors (see below), whose sum is σ = 281189778. Its totient is φ = 72565088.

The previous prime is 145130179. The next prime is 145130263. The reversal of 145130192 is 291031541.

It can be written as a sum of positive squares in only one way, i.e., 100721296 + 44408896 = 10036^2 + 6664^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4535303 + ... + 4535334.

Almost surely, 2^145130192 is an apocalyptic number.

It is an amenable number.

145130192 is a deficient number, since it is larger than the sum of its proper divisors (136059586).

145130192 is an equidigital number, since it uses as much as digits as its factorization.

145130192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9070645 (or 9070639 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 145130192 is about 12046.9992944301. Note that the first 3 decimals coincide. The cubic root of 145130192 is about 525.5159758714.

The spelling of 145130192 in words is "one hundred forty-five million, one hundred thirty thousand, one hundred ninety-two".