146506413 has 4 divisors (see below), whose sum is σ = 195341888. Its totient is φ = 97670940.

The previous prime is 146506351. The next prime is 146506429. The reversal of 146506413 is 314605641.

146506413 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.

It is not a de Polignac number, because 146506413 - 2¹⁰ = 146505389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146506453) 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, 24417733 + ... + 24417738.

It is an arithmetic number, because the mean of its divisors is an integer number (48835472).

Almost surely, 2^146506413 is an apocalyptic number.

It is an amenable number.

146506413 is a deficient number, since it is larger than the sum of its proper divisors (48835475).

146506413 is an equidigital number, since it uses as much as digits as its factorization.

146506413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48835474.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 146506413 is about 12103.9833525993. The cubic root of 146506413 is about 527.1718501418.

The spelling of 146506413 in words is "one hundred forty-six million, five hundred six thousand, four hundred thirteen".