150013745 has 12 divisors (see below), whose sum is σ = 209407284. Its totient is φ = 102866400.

The previous prime is 150013741. The next prime is 150013769. The reversal of 150013745 is 547310051.

It can be written as a sum of positive squares in 2 ways, for example, as 100620961 + 49392784 = 10031^2 + 7028^2 .

It is not a de Polignac number, because 150013745 - 2² = 150013741 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150013741) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 305906 + ... + 306395.

It is an arithmetic number, because the mean of its divisors is an integer number (17450607).

Almost surely, 2^150013745 is an apocalyptic number.

It is an amenable number.

150013745 is a deficient number, since it is larger than the sum of its proper divisors (59393539).

150013745 is an equidigital number, since it uses as much as digits as its factorization.

150013745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612320 (or 612313 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 150013745 is about 12248.0098383370. The cubic root of 150013745 is about 531.3455132534.

Adding to 150013745 its reverse (547310051), we get a palindrome (697323796).

The spelling of 150013745 in words is "one hundred fifty million, thirteen thousand, seven hundred forty-five".