148385865 has 16 divisors (see below), whose sum is σ = 237601728. Its totient is φ = 79077696.

The previous prime is 148385863. The next prime is 148385891. The reversal of 148385865 is 568583841.

It is not a de Polignac number, because 148385865 - 2¹ = 148385863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (148385863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21534 + ... + 27576.

It is an arithmetic number, because the mean of its divisors is an integer number (14850108).

Almost surely, 2^148385865 is an apocalyptic number.

148385865 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

148385865 is a deficient number, since it is larger than the sum of its proper divisors (89215863).

148385865 is a wasteful number, since it uses less digits than its factorization.

148385865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7688.

The product of its digits is 921600, while the sum is 48.

The square root of 148385865 is about 12181.3736910087. The cubic root of 148385865 is about 529.4165467360.

The spelling of 148385865 in words is "one hundred forty-eight million, three hundred eighty-five thousand, eight hundred sixty-five".