150542443 has 4 divisors (see below), whose sum is σ = 150900448. Its totient is φ = 150184440.

The previous prime is 150542423. The next prime is 150542461. The reversal of 150542443 is 344245051.

150542443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150542443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150542423) 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, 178371 + ... + 179212.

It is an arithmetic number, because the mean of its divisors is an integer number (37725112).

Almost surely, 2^150542443 is an apocalyptic number.

150542443 is a deficient number, since it is larger than the sum of its proper divisors (358005).

150542443 is an equidigital number, since it uses as much as digits as its factorization.

150542443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358004.

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

The square root of 150542443 is about 12269.5738719810. The cubic root of 150542443 is about 531.9689937551.

Adding to 150542443 its reverse (344245051), we get a palindrome (494787494).

The spelling of 150542443 in words is "one hundred fifty million, five hundred forty-two thousand, four hundred forty-three".