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113052531131 is a prime number
BaseRepresentation
bin110100101001001110…
…1001011100110111011
3101210210211021121212122
41221102131023212323
53323012421444011
6123534032031455
711111355442061
oct1512235134673
9353724247778
10113052531131
1143a4422aa11
1219ab109258b
13a878a44947
145686782031
152e1a0b63db
hex1a5274b9bb

113052531131 has 2 divisors, whose sum is σ = 113052531132. Its totient is φ = 113052531130.

The previous prime is 113052531121. The next prime is 113052531139. The reversal of 113052531131 is 131135250311.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113052531131 - 214 = 113052514747 is a prime.

It is a super-2 number, since 2×1130525311312 (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 113052531131.

It is not a weakly prime, because it can be changed into another prime (113052531139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56526265565 + 56526265566.

It is an arithmetic number, because the mean of its divisors is an integer number (56526265566).

Almost surely, 2113052531131 is an apocalyptic number.

113052531131 is a deficient number, since it is larger than the sum of its proper divisors (1).

113052531131 is an equidigital number, since it uses as much as digits as its factorization.

113052531131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1350, while the sum is 26.

Adding to 113052531131 its reverse (131135250311), we get a palindrome (244187781442).

The spelling of 113052531131 in words is "one hundred thirteen billion, fifty-two million, five hundred thirty-one thousand, one hundred thirty-one".