148568479 has 4 divisors (see below), whose sum is σ = 153691560. Its totient is φ = 143445400.

The previous prime is 148568473. The next prime is 148568507. The reversal of 148568479 is 974865841.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 148568479 - 2³ = 148568471 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 (148568471) 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, 2561497 + ... + 2561554.

It is an arithmetic number, because the mean of its divisors is an integer number (38422890).

Almost surely, 2^148568479 is an apocalyptic number.

148568479 is a deficient number, since it is larger than the sum of its proper divisors (5123081).

148568479 is an equidigital number, since it uses as much as digits as its factorization.

148568479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5123080.

The product of its digits is 1935360, while the sum is 52.

The square root of 148568479 is about 12188.8670105141. The cubic root of 148568479 is about 529.6336366869.

The spelling of 148568479 in words is "one hundred forty-eight million, five hundred sixty-eight thousand, four hundred seventy-nine".