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13341961 is a prime number
BaseRepresentation
bin110010111001…
…010100001001
3221002211201201
4302321110021
511403420321
61153544201
7221255563
oct62712411
927084651
1013341961
117593016
124575061
1329c1a69
141ab4333
151288291
hexcb9509

13341961 has 2 divisors, whose sum is σ = 13341962. Its totient is φ = 13341960.

The previous prime is 13341959. The next prime is 13341967. The reversal of 13341961 is 16914331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12823561 + 518400 = 3581^2 + 720^2 .

It is a cyclic number.

It is not a de Polignac number, because 13341961 - 21 = 13341959 is a prime.

Together with 13341959, 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 (13341967) 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, 6670980 + 6670981.

It is an arithmetic number, because the mean of its divisors is an integer number (6670981).

Almost surely, 213341961 is an apocalyptic number.

It is an amenable number.

13341961 is a deficient number, since it is larger than the sum of its proper divisors (1).

13341961 is an equidigital number, since it uses as much as digits as its factorization.

13341961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944, while the sum is 28.

The square root of 13341961 is about 3652.6649175636. The cubic root of 13341961 is about 237.1773554212.

The spelling of 13341961 in words is "thirteen million, three hundred forty-one thousand, nine hundred sixty-one".