145346044 has 6 divisors (see below), whose sum is σ = 254355584. Its totient is φ = 72673020.

The previous prime is 145346023. The next prime is 145346051. The reversal of 145346044 is 440643541.

It is a super-2 number, since 2×145346044² = 42250945012899872, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145345997 and 145346015.

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, 18168252 + ... + 18168259.

Almost surely, 2^145346044 is an apocalyptic number.

It is an amenable number.

145346044 is a deficient number, since it is larger than the sum of its proper divisors (109009540).

145346044 is a wasteful number, since it uses less digits than its factorization.

145346044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36336515 (or 36336513 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 145346044 is about 12055.9547112620. The cubic root of 145346044 is about 525.7763799557.

Adding to 145346044 its reverse (440643541), we get a palindrome (585989585).

The spelling of 145346044 in words is "one hundred forty-five million, three hundred forty-six thousand, forty-four".