146408441 has 4 divisors (see below), whose sum is σ = 148890000. Its totient is φ = 143926884.

The previous prime is 146408429. The next prime is 146408447. The reversal of 146408441 is 144804641.

146408441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 144804641 = 113 ⋅1281457.

It is a cyclic number.

It is not a de Polignac number, because 146408441 - 2⁶ = 146408377 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 146408398 and 146408407.

It is not an unprimeable number, because it can be changed into a prime (146408447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1240691 + ... + 1240808.

It is an arithmetic number, because the mean of its divisors is an integer number (37222500).

Almost surely, 2^146408441 is an apocalyptic number.

It is an amenable number.

146408441 is a deficient number, since it is larger than the sum of its proper divisors (2481559).

146408441 is an equidigital number, since it uses as much as digits as its factorization.

146408441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2481558.

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 146408441 is about 12099.9355783409. The cubic root of 146408441 is about 527.0543135406.

The spelling of 146408441 in words is "one hundred forty-six million, four hundred eight thousand, four hundred forty-one".