148194213 has 16 divisors (see below), whose sum is σ = 207888576. Its totient is φ = 93778560.

The previous prime is 148194209. The next prime is 148194223. The reversal of 148194213 is 312491841.

It is a happy number.

It is not a de Polignac number, because 148194213 - 2² = 148194209 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148194223) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 11731 + ... + 20832.

It is an arithmetic number, because the mean of its divisors is an integer number (12993036).

Almost surely, 2^148194213 is an apocalyptic number.

It is an amenable number.

148194213 is a deficient number, since it is larger than the sum of its proper divisors (59694363).

148194213 is a wasteful number, since it uses less digits than its factorization.

148194213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32644.

The product of its digits is 6912, while the sum is 33.

The square root of 148194213 is about 12173.5045488142. The cubic root of 148194213 is about 529.1885208519.

The spelling of 148194213 in words is "one hundred forty-eight million, one hundred ninety-four thousand, two hundred thirteen".