148635645 has 16 divisors (see below), whose sum is σ = 237984000. Its totient is φ = 79216704.

The previous prime is 148635631. The next prime is 148635659. The reversal of 148635645 is 546536841.

It is an interprime number because it is at equal distance from previous prime (148635631) and next prime (148635659).

It is not a de Polignac number, because 148635645 - 2¹⁵ = 148602877 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 148635597 and 148635606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27507 + ... + 32463.

It is an arithmetic number, because the mean of its divisors is an integer number (14874000).

Almost surely, 2^148635645 is an apocalyptic number.

148635645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

148635645 is a deficient number, since it is larger than the sum of its proper divisors (89348355).

148635645 is a wasteful number, since it uses less digits than its factorization.

148635645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6964.

The product of its digits is 345600, while the sum is 42.

The square root of 148635645 is about 12191.6219183503. The cubic root of 148635645 is about 529.7134383013.

The spelling of 148635645 in words is "one hundred forty-eight million, six hundred thirty-five thousand, six hundred forty-five".