148920393 has 8 divisors (see below), whose sum is σ = 202785408. Its totient is φ = 97167824.

The previous prime is 148920389. The next prime is 148920419. The reversal of 148920393 is 393029841.

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 148920393 - 2² = 148920389 is a prime.

It is not an unprimeable number, because it can be changed into a prime (148920313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527946 + ... + 528227.

It is an arithmetic number, because the mean of its divisors is an integer number (25348176).

Almost surely, 2^148920393 is an apocalyptic number.

It is an amenable number.

148920393 is a deficient number, since it is larger than the sum of its proper divisors (53865015).

148920393 is a wasteful number, since it uses less digits than its factorization.

148920393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056223.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 148920393 is about 12203.2943502974. The cubic root of 148920393 is about 530.0514878187.

The spelling of 148920393 in words is "one hundred forty-eight million, nine hundred twenty thousand, three hundred ninety-three".