148746505 has 8 divisors (see below), whose sum is σ = 178880832. Its totient is φ = 118740528.

The previous prime is 148746473. The next prime is 148746527. The reversal of 148746505 is 505647841.

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 148746505 - 2⁵ = 148746473 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29517 + ... + 34186.

It is an arithmetic number, because the mean of its divisors is an integer number (22360104).

Almost surely, 2^148746505 is an apocalyptic number.

It is an amenable number.

148746505 is a deficient number, since it is larger than the sum of its proper divisors (30134327).

148746505 is an equidigital number, since it uses as much as digits as its factorization.

148746505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64175.

The product of its (nonzero) digits is 134400, while the sum is 40.

The square root of 148746505 is about 12196.1676357781. The cubic root of 148746505 is about 529.8451012862.

The spelling of 148746505 in words is "one hundred forty-eight million, seven hundred forty-six thousand, five hundred five".