148546505 has 4 divisors (see below), whose sum is σ = 178255812. Its totient is φ = 118837200.

The previous prime is 148546487. The next prime is 148546507. The reversal of 148546505 is 505645841.

It is a happy number.

148546505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 48706441 + 99840064 = 6979^2 + 9992^2 .

It is not a de Polignac number, because 148546505 - 2⁶ = 148546441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148546507) 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, 14854646 + ... + 14854655.

It is an arithmetic number, because the mean of its divisors is an integer number (44563953).

Almost surely, 2^148546505 is an apocalyptic number.

It is an amenable number.

148546505 is a deficient number, since it is larger than the sum of its proper divisors (29709307).

148546505 is an equidigital number, since it uses as much as digits as its factorization.

148546505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29709306.

The product of its (nonzero) digits is 96000, while the sum is 38.

The square root of 148546505 is about 12187.9655808506. The cubic root of 148546505 is about 529.6075236033.

The spelling of 148546505 in words is "one hundred forty-eight million, five hundred forty-six thousand, five hundred five".