147915 has 24 divisors (see below), whose sum is σ = 271440. Its totient is φ = 74304.
The previous prime is 147881. The next prime is 147919. The reversal of 147915 is 519741.
It is not a de Polignac number, because 147915 - 27 = 147787 is a prime.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 147915.
It is not an unprimeable number, because it can be changed into a prime (147919) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 769 + ... + 941.
It is an arithmetic number, because the mean of its divisors is an integer number (11310).
147915 is a Friedman number, since it can be written as 9*(51+(4*1)^7), using all its digits and the basic arithmetic operations.
2147915 is an apocalyptic number.
147915 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
147915 is a deficient number, since it is larger than the sum of its proper divisors (123525).
147915 is a wasteful number, since it uses less digits than its factorization.
147915 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 203 (or 200 counting only the distinct ones).
The product of its digits is 1260, while the sum is 27.
The square root of 147915 is about 384.5971918774. The cubic root of 147915 is about 52.8855963539.
The spelling of 147915 in words is "one hundred forty-seven thousand, nine hundred fifteen".
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