146662121 has 16 divisors (see below), whose sum is σ = 159825600. Its totient is φ = 134120448.

The previous prime is 146662093. The next prime is 146662127. The reversal of 146662121 is 121266641.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146662121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (146662127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71705 + ... + 73721.

It is an arithmetic number, because the mean of its divisors is an integer number (9989100).

Almost surely, 2^146662121 is an apocalyptic number.

It is an amenable number.

146662121 is a deficient number, since it is larger than the sum of its proper divisors (13163479).

146662121 is a wasteful number, since it uses less digits than its factorization.

146662121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2168.

The product of its digits is 3456, while the sum is 29.

The square root of 146662121 is about 12110.4137419000. The cubic root of 146662121 is about 527.3585446120.

The spelling of 146662121 in words is "one hundred forty-six million, six hundred sixty-two thousand, one hundred twenty-one".