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13422697 is a prime number
BaseRepresentation
bin110011001101…
…000001101001
3221020221110221
4303031001221
511414011242
61155410041
7222043141
oct63150151
927227427
1013422697
117638742
1245b3921
132a1c732
141ad5921
1512a2167
hexccd069

13422697 has 2 divisors, whose sum is σ = 13422698. Its totient is φ = 13422696.

The previous prime is 13422691. The next prime is 13422701. The reversal of 13422697 is 79622431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11417641 + 2005056 = 3379^2 + 1416^2 .

It is a cyclic number.

It is not a de Polignac number, because 13422697 - 223 = 5034089 is a prime.

It is not a weakly prime, because it can be changed into another prime (13422691) 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, 6711348 + 6711349.

It is an arithmetic number, because the mean of its divisors is an integer number (6711349).

Almost surely, 213422697 is an apocalyptic number.

It is an amenable number.

13422697 is a deficient number, since it is larger than the sum of its proper divisors (1).

13422697 is an equidigital number, since it uses as much as digits as its factorization.

13422697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 34.

The square root of 13422697 is about 3663.6999058329. The cubic root of 13422697 is about 237.6548028631.

The spelling of 13422697 in words is "thirteen million, four hundred twenty-two thousand, six hundred ninety-seven".