150553 has 8 divisors (see below), whose sum is σ = 167048. Its totient is φ = 134784.

The previous prime is 150551. The next prime is 150559. The reversal of 150553 is 355051.

It can be written as a sum of positive squares in 4 ways, for example, as 784 + 149769 = 28^2 + 387^2 .

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

It is not a de Polignac number, because 150553 - 2¹ = 150551 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 150553.

It is not an unprimeable number, because it can be changed into a prime (150551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325 + ... + 637.

It is an arithmetic number, because the mean of its divisors is an integer number (20881).

2¹⁵⁰⁵⁵³ is an apocalyptic number.

150553 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

150553 is a deficient number, since it is larger than the sum of its proper divisors (16495).

150553 is a wasteful number, since it uses less digits than its factorization.

150553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363.

The product of its (nonzero) digits is 375, while the sum is 19.

The square root of 150553 is about 388.0115977648. The cubic root of 150553 is about 53.1981428488.

It can be divided in two parts, 150 and 553, that added together give a triangular number (703 = T₃₇).

The spelling of 150553 in words is "one hundred fifty thousand, five hundred fifty-three".