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14045431 is a prime number
BaseRepresentation
bin110101100101…
…000011110111
3222102120201011
4311211003313
512043423211
61221013051
7230245531
oct65450367
928376634
1014045431
117a235a4
124854187
132baa00a
141c18851
151376921
hexd650f7

14045431 has 2 divisors, whose sum is σ = 14045432. Its totient is φ = 14045430.

The previous prime is 14045407. The next prime is 14045453. The reversal of 14045431 is 13454041.

It is an a-pointer prime, because the next prime (14045453) can be obtained adding 14045431 to its sum of digits (22).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14045431 - 25 = 14045399 is a prime.

It is a super-2 number, since 2×140454312 = 394548263951522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14045401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7022715 + 7022716.

It is an arithmetic number, because the mean of its divisors is an integer number (7022716).

Almost surely, 214045431 is an apocalyptic number.

14045431 is a deficient number, since it is larger than the sum of its proper divisors (1).

14045431 is an equidigital number, since it uses as much as digits as its factorization.

14045431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 14045431 is about 3747.7234423047. The cubic root of 14045431 is about 241.2746477184.

Adding to 14045431 its reverse (13454041), we get a palindrome (27499472).

The spelling of 14045431 in words is "fourteen million, forty-five thousand, four hundred thirty-one".