145133306 has 8 divisors (see below), whose sum is σ = 218676864. Its totient is φ = 72241020.

The previous prime is 145133257. The next prime is 145133309. The reversal of 145133306 is 603331541.

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

It is not an unprimeable number, because it can be changed into a prime (145133309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162260 + ... + 163151.

It is an arithmetic number, because the mean of its divisors is an integer number (27334608).

Almost surely, 2^145133306 is an apocalyptic number.

145133306 is a deficient number, since it is larger than the sum of its proper divisors (73543558).

145133306 is a wasteful number, since it uses less digits than its factorization.

145133306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325636.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 145133306 is about 12047.1285375396. The cubic root of 145133306 is about 525.5197344393.

Adding to 145133306 its reverse (603331541), we get a palindrome (748464847).

The spelling of 145133306 in words is "one hundred forty-five million, one hundred thirty-three thousand, three hundred six".