146181452 has 6 divisors (see below), whose sum is σ = 255817548. Its totient is φ = 73090724.

The previous prime is 146181443. The next prime is 146181479. The reversal of 146181452 is 254181641.

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 as a sum of consecutive naturals, namely, 18272678 + ... + 18272685.

It is an arithmetic number, because the mean of its divisors is an integer number (42636258).

Almost surely, 2^146181452 is an apocalyptic number.

It is an amenable number.

146181452 is a deficient number, since it is larger than the sum of its proper divisors (109636096).

146181452 is a wasteful number, since it uses less digits than its factorization.

146181452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36545367 (or 36545365 counting only the distinct ones).

The product of its digits is 7680, while the sum is 32.

The square root of 146181452 is about 12090.5521792845. The cubic root of 146181452 is about 526.7817941626.

The spelling of 146181452 in words is "one hundred forty-six million, one hundred eighty-one thousand, four hundred fifty-two".