146401445 has 8 divisors (see below), whose sum is σ = 175841280. Its totient is φ = 117014800.

The previous prime is 146401439. The next prime is 146401477. The reversal of 146401445 is 544104641.

146401445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 146401445 - 2⁴ = 146401429 is a prime.

It is a Curzon number.

It is a congruent number.

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, 6965 + ... + 18474.

It is an arithmetic number, because the mean of its divisors is an integer number (21980160).

Almost surely, 2^146401445 is an apocalyptic number.

It is an amenable number.

146401445 is a deficient number, since it is larger than the sum of its proper divisors (29439835).

146401445 is a wasteful number, since it uses less digits than its factorization.

146401445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26595.

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 146401445 is about 12099.6464824391. The cubic root of 146401445 is about 527.0459184629.

The spelling of 146401445 in words is "one hundred forty-six million, four hundred one thousand, four hundred forty-five".