145235404 has 12 divisors (see below), whose sum is σ = 255101728. Its totient is φ = 72349200.

The previous prime is 145235371. The next prime is 145235413. The reversal of 145235404 is 404532541.

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, 65907 + ... + 68074.

Almost surely, 2^145235404 is an apocalyptic number.

It is an amenable number.

145235404 is a deficient number, since it is larger than the sum of its proper divisors (109866324).

145235404 is a wasteful number, since it uses less digits than its factorization.

145235404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134256 (or 134254 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 145235404 is about 12051.3652338646. The cubic root of 145235404 is about 525.6429359719.

Adding to 145235404 its reverse (404532541), we get a palindrome (549767945).

It can be divided in two parts, 1452 and 35404, that added together give a triangular number (36856 = T₂₇₁).

The spelling of 145235404 in words is "one hundred forty-five million, two hundred thirty-five thousand, four hundred four".