148290985 has 8 divisors (see below), whose sum is σ = 178015680. Its totient is φ = 118588464.

The previous prime is 148290977. The next prime is 148290997. The reversal of 148290985 is 589092841.

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 148290985 - 2³ = 148290977 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19314 + ... + 25876.

It is an arithmetic number, because the mean of its divisors is an integer number (22251960).

Almost surely, 2^148290985 is an apocalyptic number.

It is an amenable number.

148290985 is a deficient number, since it is larger than the sum of its proper divisors (29724695).

148290985 is an equidigital number, since it uses as much as digits as its factorization.

148290985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11087.

The product of its (nonzero) digits is 207360, while the sum is 46.

The square root of 148290985 is about 12177.4785978050. The cubic root of 148290985 is about 529.3036838927.

The spelling of 148290985 in words is "one hundred forty-eight million, two hundred ninety thousand, nine hundred eighty-five".