146032513 has 4 divisors (see below), whose sum is σ = 159308208. Its totient is φ = 132756820.

The previous prime is 146032511. The next prime is 146032541. The reversal of 146032513 is 315230641.

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: 315230641 = 11 ⋅28657331.

It is a cyclic number.

It is not a de Polignac number, because 146032513 - 2¹ = 146032511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146032511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6637831 + ... + 6637852.

It is an arithmetic number, because the mean of its divisors is an integer number (39827052).

Almost surely, 2^146032513 is an apocalyptic number.

It is an amenable number.

146032513 is a deficient number, since it is larger than the sum of its proper divisors (13275695).

146032513 is a wasteful number, since it uses less digits than its factorization.

146032513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13275694.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 146032513 is about 12084.3912962135. The cubic root of 146032513 is about 526.6028270552.

The spelling of 146032513 in words is "one hundred forty-six million, thirty-two thousand, five hundred thirteen".