145316128 has 12 divisors (see below), whose sum is σ = 286091190. Its totient is φ = 72658048.

The previous prime is 145316117. The next prime is 145316141. The reversal of 145316128 is 821613541.

It can be written as a sum of positive squares in only one way, i.e., 125708944 + 19607184 = 11212^2 + 4428^2 .

It is a super-2 number, since 2×145316128² = 42233554113824768, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 145316128.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2270533 + ... + 2270596.

Almost surely, 2^145316128 is an apocalyptic number.

It is an amenable number.

145316128 is a deficient number, since it is larger than the sum of its proper divisors (140775062).

145316128 is an equidigital number, since it uses as much as digits as its factorization.

145316128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4541139 (or 4541131 counting only the distinct ones).

The product of its digits is 5760, while the sum is 31.

The square root of 145316128 is about 12054.7139327319. The cubic root of 145316128 is about 525.7403046579.

Adding to 145316128 its reverse (821613541), we get a palindrome (966929669).

The spelling of 145316128 in words is "one hundred forty-five million, three hundred sixteen thousand, one hundred twenty-eight".