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14075381 is a prime number
BaseRepresentation
bin110101101100…
…010111110101
3222111002210102
4311230113311
512100403011
61221403445
7230432045
oct65542765
928432712
1014075381
117a44051
124869585
132bba838
141c25725
15138073b
hexd6c5f5

14075381 has 2 divisors, whose sum is σ = 14075382. Its totient is φ = 14075380.

The previous prime is 14075359. The next prime is 14075401. The reversal of 14075381 is 18357041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8151025 + 5924356 = 2855^2 + 2434^2 .

It is a cyclic number.

It is not a de Polignac number, because 14075381 - 218 = 13813237 is a prime.

It is a super-2 number, since 2×140753812 = 396232700590322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14075311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7037690 + 7037691.

It is an arithmetic number, because the mean of its divisors is an integer number (7037691).

Almost surely, 214075381 is an apocalyptic number.

It is an amenable number.

14075381 is a deficient number, since it is larger than the sum of its proper divisors (1).

14075381 is an equidigital number, since it uses as much as digits as its factorization.

14075381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 14075381 is about 3751.7170735545. The cubic root of 14075381 is about 241.4460212536.

The spelling of 14075381 in words is "fourteen million, seventy-five thousand, three hundred eighty-one".