150069 has 4 divisors (see below), whose sum is σ = 200096. Its totient is φ = 100044.
The previous prime is 150067. The next prime is 150077. The reversal of 150069 is 960051.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 150069 - 21 = 150067 is a prime.
It is a super-2 number, since 2×1500692 = 45041409522, which contains 22 as substring.
It is a D-number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (150061) 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, 25009 + ... + 25014.
It is an arithmetic number, because the mean of its divisors is an integer number (50024).
2150069 is an apocalyptic number.
It is an amenable number.
150069 is a deficient number, since it is larger than the sum of its proper divisors (50027).
150069 is an equidigital number, since it uses as much as digits as its factorization.
150069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50026.
The product of its (nonzero) digits is 270, while the sum is 21.
The square root of 150069 is about 387.3874029960. The cubic root of 150069 is about 53.1410742593.
The spelling of 150069 in words is "one hundred fifty thousand, sixty-nine".
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