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132122161 is a prime number
BaseRepresentation
bin1111110000000…
…00011000110001
3100012121111112101
413320000120301
5232310402121
621035500401
73163006543
oct770003061
9305544471
10132122161
1168641376
12382b7701
13214ac6c2
1413793693
15b8ec491
hex7e00631

132122161 has 2 divisors, whose sum is σ = 132122162. Its totient is φ = 132122160.

The previous prime is 132122129. The next prime is 132122167. The reversal of 132122161 is 161221231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89415936 + 42706225 = 9456^2 + 6535^2 .

It is a cyclic number.

It is not a de Polignac number, because 132122161 - 25 = 132122129 is a prime.

It is not a weakly prime, because it can be changed into another prime (132122167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66061080 + 66061081.

It is an arithmetic number, because the mean of its divisors is an integer number (66061081).

Almost surely, 2132122161 is an apocalyptic number.

It is an amenable number.

132122161 is a deficient number, since it is larger than the sum of its proper divisors (1).

132122161 is an equidigital number, since it uses as much as digits as its factorization.

132122161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 144, while the sum is 19.

The square root of 132122161 is about 11494.4404387512. The cubic root of 132122161 is about 509.3213593056.

Adding to 132122161 its reverse (161221231), we get a palindrome (293343392).

The spelling of 132122161 in words is "one hundred thirty-two million, one hundred twenty-two thousand, one hundred sixty-one".