145504033 has 8 divisors (see below), whose sum is σ = 153608000. Its totient is φ = 137444688.

The previous prime is 145504019. The next prime is 145504043. The reversal of 145504033 is 330405541.

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

It is a cyclic number.

It is not a de Polignac number, because 145504033 - 2⁹ = 145503521 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 145503989 and 145504007.

It is not an unprimeable number, because it can be changed into a prime (145504043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4341 + ... + 17602.

It is an arithmetic number, because the mean of its divisors is an integer number (19201000).

Almost surely, 2^145504033 is an apocalyptic number.

It is an amenable number.

145504033 is a deficient number, since it is larger than the sum of its proper divisors (8103967).

145504033 is a wasteful number, since it uses less digits than its factorization.

145504033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22311.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 145504033 is about 12062.5052538849. The cubic root of 145504033 is about 525.9668146885.

Adding to 145504033 its reverse (330405541), we get a palindrome (475909574).

The spelling of 145504033 in words is "one hundred forty-five million, five hundred four thousand, thirty-three".