234154169 has 2 divisors, whose sum is σ = 234154170. Its totient is φ = 234154168.

The previous prime is 234154147. The next prime is 234154171. The reversal of 234154169 is 961451432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 207734569 + 26419600 = 14413^2 + 5140^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234154169 is a prime.

It is a super-2 number, since 2×234154169² = 109656349720161122, which contains 22 as substring.

Together with 234154171, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (234154069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117077084 + 117077085.

It is an arithmetic number, because the mean of its divisors is an integer number (117077085).

Almost surely, 2^234154169 is an apocalyptic number.

It is an amenable number.

234154169 is a deficient number, since it is larger than the sum of its proper divisors (1).

234154169 is an equidigital number, since it uses as much as digits as its factorization.

234154169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 35.

The square root of 234154169 is about 15302.0968824537. The cubic root of 234154169 is about 616.3593164613.

The spelling of 234154169 in words is "two hundred thirty-four million, one hundred fifty-four thousand, one hundred sixty-nine".