149863 has 8 divisors (see below), whose sum is σ = 174080. Its totient is φ = 126360.
The previous prime is 149861. The next prime is 149867. The reversal of 149863 is 368941.
149863 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 149863 - 21 = 149861 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (149861) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 418 + ... + 688.
It is an arithmetic number, because the mean of its divisors is an integer number (21760).
2149863 is an apocalyptic number.
149863 is a deficient number, since it is larger than the sum of its proper divisors (24217).
149863 is an equidigital number, since it uses as much as digits as its factorization.
149863 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 357.
The product of its digits is 5184, while the sum is 31.
The square root of 149863 is about 387.1214279784. The cubic root of 149863 is about 53.1167475070.
The spelling of 149863 in words is "one hundred forty-nine thousand, eight hundred sixty-three".
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