1423125161 has 8 divisors (see below), whose sum is σ = 1493588160. Its totient is φ = 1353377872.

The previous prime is 1423125157. The next prime is 1423125169. The reversal of 1423125161 is 1615213241.

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

It is a cyclic number.

It is not a de Polignac number, because 1423125161 - 2² = 1423125157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1423125161.

It is not an unprimeable number, because it can be changed into a prime (1423125169) 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, 174851 + ... + 182808.

It is an arithmetic number, because the mean of its divisors is an integer number (186698520).

Almost surely, 2^1423125161 is an apocalyptic number.

It is an amenable number.

1423125161 is a deficient number, since it is larger than the sum of its proper divisors (70462999).

1423125161 is a wasteful number, since it uses less digits than its factorization.

1423125161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357855.

The product of its digits is 1440, while the sum is 26.

The square root of 1423125161 is about 37724.3311537793. The cubic root of 1423125161 is about 1124.8148267405.

The spelling of 1423125161 in words is "one billion, four hundred twenty-three million, one hundred twenty-five thousand, one hundred sixty-one".