147662121 has 8 divisors (see below), whose sum is σ = 197412160. Its totient is φ = 98176752.

The previous prime is 147662107. The next prime is 147662149. The reversal of 147662121 is 121266741.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 147662121 - 2⁶ = 147662057 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 (147662521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64861 + ... + 67098.

It is an arithmetic number, because the mean of its divisors is an integer number (24676520).

Almost surely, 2^147662121 is an apocalyptic number.

It is an amenable number.

147662121 is a deficient number, since it is larger than the sum of its proper divisors (49750039).

147662121 is a wasteful number, since it uses less digits than its factorization.

147662121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132335.

The product of its digits is 4032, while the sum is 30.

The square root of 147662121 is about 12151.6303844381. The cubic root of 147662121 is about 528.5544100507.

The spelling of 147662121 in words is "one hundred forty-seven million, six hundred sixty-two thousand, one hundred twenty-one".