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5139131 is a prime number
BaseRepresentation
bin10011100110101010111011
3100200002120012
4103212222323
52303423011
6302052135
761452614
oct23465273
910602505
105139131
1129a0118
12187a04b
1310ac20a
1497ac0b
156b7a8b
hex4e6abb

5139131 has 2 divisors, whose sum is σ = 5139132. Its totient is φ = 5139130.

The previous prime is 5139109. The next prime is 5139137. The reversal of 5139131 is 1319315.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5139131 is a prime.

It is a super-2 number, since 2×51391312 = 52821334870322, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 5139097 and 5139106.

It is not a weakly prime, because it can be changed into another prime (5139137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2569565 + 2569566.

It is an arithmetic number, because the mean of its divisors is an integer number (2569566).

Almost surely, 25139131 is an apocalyptic number.

5139131 is a deficient number, since it is larger than the sum of its proper divisors (1).

5139131 is an equidigital number, since it uses as much as digits as its factorization.

5139131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 405, while the sum is 23.

The square root of 5139131 is about 2266.9651519157. The cubic root of 5139131 is about 172.5691776030.

The spelling of 5139131 in words is "five million, one hundred thirty-nine thousand, one hundred thirty-one".