146112447 has 8 divisors (see below), whose sum is σ = 209802544. Its totient is φ = 89915328.

The previous prime is 146112437. The next prime is 146112481. The reversal of 146112447 is 744211641.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 146112447 - 2⁶ = 146112383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146112437) 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, 1873198 + ... + 1873275.

It is an arithmetic number, because the mean of its divisors is an integer number (26225318).

Almost surely, 2^146112447 is an apocalyptic number.

146112447 is a deficient number, since it is larger than the sum of its proper divisors (63690097).

146112447 is a wasteful number, since it uses less digits than its factorization.

146112447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3746489.

The product of its digits is 5376, while the sum is 30.

The square root of 146112447 is about 12087.6981679723. The cubic root of 146112447 is about 526.6988919465.

The spelling of 146112447 in words is "one hundred forty-six million, one hundred twelve thousand, four hundred forty-seven".