150551441 has 4 divisors (see below), whose sum is σ = 155742900. Its totient is φ = 145359984.

The previous prime is 150551437. The next prime is 150551449. The reversal of 150551441 is 144155051.

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

It can be written as a sum of positive squares in 2 ways, for example, as 62473216 + 88078225 = 7904^2 + 9385^2 .

It is a cyclic number.

It is not a de Polignac number, because 150551441 - 2² = 150551437 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 150551441.

It is not an unprimeable number, because it can be changed into a prime (150551449) 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, 2595686 + ... + 2595743.

It is an arithmetic number, because the mean of its divisors is an integer number (38935725).

Almost surely, 2^150551441 is an apocalyptic number.

It is an amenable number.

150551441 is a deficient number, since it is larger than the sum of its proper divisors (5191459).

150551441 is an equidigital number, since it uses as much as digits as its factorization.

150551441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5191458.

The product of its (nonzero) digits is 2000, while the sum is 26.

The square root of 150551441 is about 12269.9405459032. The cubic root of 150551441 is about 531.9795922316.

The spelling of 150551441 in words is "one hundred fifty million, five hundred fifty-one thousand, four hundred forty-one".