146556445 has 16 divisors (see below), whose sum is σ = 206425728. Its totient is φ = 97778880.

The previous prime is 146556433. The next prime is 146556451. The reversal of 146556445 is 544655641.

It is not a de Polignac number, because 146556445 - 2⁹ = 146555933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 146556398 and 146556407.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55291 + ... + 57880.

It is an arithmetic number, because the mean of its divisors is an integer number (12901608).

Almost surely, 2^146556445 is an apocalyptic number.

It is an amenable number.

146556445 is a deficient number, since it is larger than the sum of its proper divisors (59869283).

146556445 is a wasteful number, since it uses less digits than its factorization.

146556445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113220.

The product of its digits is 288000, while the sum is 40.

The square root of 146556445 is about 12106.0499338141. The cubic root of 146556445 is about 527.2318531128.

The spelling of 146556445 in words is "one hundred forty-six million, five hundred fifty-six thousand, four hundred forty-five".