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13380901 is a prime number
BaseRepresentation
bin110011000010…
…110100100101
3221011211010221
4303002310211
511411142101
61154444341
7221510242
oct63026445
927154127
1013380901
11760a2a6
1245936b1
132a066c1
141ac45c9
151294aa1
hexcc2d25

13380901 has 2 divisors, whose sum is σ = 13380902. Its totient is φ = 13380900.

The previous prime is 13380881. The next prime is 13380907. The reversal of 13380901 is 10908331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10824100 + 2556801 = 3290^2 + 1599^2 .

It is a cyclic number.

It is not a de Polignac number, because 13380901 - 215 = 13348133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13380907) 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, 6690450 + 6690451.

It is an arithmetic number, because the mean of its divisors is an integer number (6690451).

Almost surely, 213380901 is an apocalyptic number.

It is an amenable number.

13380901 is a deficient number, since it is larger than the sum of its proper divisors (1).

13380901 is an equidigital number, since it uses as much as digits as its factorization.

13380901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 13380901 is about 3657.9913887269. The cubic root of 13380901 is about 237.4078741491.

The spelling of 13380901 in words is "thirteen million, three hundred eighty thousand, nine hundred one".