146381243 has 8 divisors (see below), whose sum is σ = 148039488. Its totient is φ = 144728584.

The previous prime is 146381227. The next prime is 146381267. The reversal of 146381243 is 342183641.

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 146381243 - 2⁴ = 146381227 is a prime.

It is a super-3 number, since 3×146381243³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146381843) 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, 72080 + ... + 74082.

It is an arithmetic number, because the mean of its divisors is an integer number (18504936).

Almost surely, 2^146381243 is an apocalyptic number.

146381243 is a deficient number, since it is larger than the sum of its proper divisors (1658245).

146381243 is a wasteful number, since it uses less digits than its factorization.

146381243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2793.

The product of its digits is 13824, while the sum is 32.

The square root of 146381243 is about 12098.8116358591. The cubic root of 146381243 is about 527.0216749148.

The spelling of 146381243 in words is "one hundred forty-six million, three hundred eighty-one thousand, two hundred forty-three".