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40244122141 is a prime number
BaseRepresentation
bin100101011110101111…
…001001001000011101
310211212200102020010021
4211132233021020131
51124404443402031
630253215112141
72623200252106
oct453657111035
9124780366107
1040244122141
1116081837683
127971812651
133a44817732
141d3ab973ad
1510a8159511
hex95ebc921d

40244122141 has 2 divisors, whose sum is σ = 40244122142. Its totient is φ = 40244122140.

The previous prime is 40244122133. The next prime is 40244122147. The reversal of 40244122141 is 14122144204.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30641102116 + 9603020025 = 175046^2 + 97995^2 .

It is a cyclic number.

It is not a de Polignac number, because 40244122141 - 23 = 40244122133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40244122147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20122061070 + 20122061071.

It is an arithmetic number, because the mean of its divisors is an integer number (20122061071).

Almost surely, 240244122141 is an apocalyptic number.

It is an amenable number.

40244122141 is a deficient number, since it is larger than the sum of its proper divisors (1).

40244122141 is an equidigital number, since it uses as much as digits as its factorization.

40244122141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 40244122141 its reverse (14122144204), we get a palindrome (54366266345).

The spelling of 40244122141 in words is "forty billion, two hundred forty-four million, one hundred twenty-two thousand, one hundred forty-one".