182136121 has 4 divisors (see below), whose sum is σ = 182446992. Its totient is φ = 181825252.

The previous prime is 182136091. The next prime is 182136131. The reversal of 182136121 is 121631281.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 182136121 - 2¹³ = 182127929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (182136131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154555 + ... + 155728.

It is an arithmetic number, because the mean of its divisors is an integer number (45611748).

Almost surely, 2^182136121 is an apocalyptic number.

It is an amenable number.

182136121 is a deficient number, since it is larger than the sum of its proper divisors (310871).

182136121 is an equidigital number, since it uses as much as digits as its factorization.

182136121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310870.

The product of its digits is 576, while the sum is 25.

The square root of 182136121 is about 13495.7816001890. The cubic root of 182136121 is about 566.8463585072.

The spelling of 182136121 in words is "one hundred eighty-two million, one hundred thirty-six thousand, one hundred twenty-one".