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14002631 is a prime number
BaseRepresentation
bin110101011010…
…100111000111
3222100101222222
4311122213013
512041041011
61220042555
7230006666
oct65324707
928311888
1014002631
1179a4425
12483345b
132b936a6
141c06ddd
151368ddb
hexd5a9c7

14002631 has 2 divisors, whose sum is σ = 14002632. Its totient is φ = 14002630.

The previous prime is 14002609. The next prime is 14002643. The reversal of 14002631 is 13620041.

It is a strong prime.

It is an emirp because it is prime and its reverse (13620041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14002631 - 210 = 14001607 is a prime.

It is a super-2 number, since 2×140026312 = 392147349844322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14002231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7001315 + 7001316.

It is an arithmetic number, because the mean of its divisors is an integer number (7001316).

Almost surely, 214002631 is an apocalyptic number.

14002631 is a deficient number, since it is larger than the sum of its proper divisors (1).

14002631 is an equidigital number, since it uses as much as digits as its factorization.

14002631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 14002631 is about 3742.0089524211. The cubic root of 14002631 is about 241.0293232916.

Adding to 14002631 its reverse (13620041), we get a palindrome (27622672).

The spelling of 14002631 in words is "fourteen million, two thousand, six hundred thirty-one".