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2105141 is a prime number
BaseRepresentation
bin1000000001111100110101
310221221201012
420001330311
51014331031
6113042005
723615303
oct10017465
93857635
102105141
111208695
12856305
1358925c
143cb273
152b8b2b
hex201f35

2105141 has 2 divisors, whose sum is σ = 2105142. Its totient is φ = 2105140.

The previous prime is 2105119. The next prime is 2105149. The reversal of 2105141 is 1415012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1164241 + 940900 = 1079^2 + 970^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2105141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2105149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052570 + 1052571.

It is an arithmetic number, because the mean of its divisors is an integer number (1052571).

22105141 is an apocalyptic number.

It is an amenable number.

2105141 is a deficient number, since it is larger than the sum of its proper divisors (1).

2105141 is an equidigital number, since it uses as much as digits as its factorization.

2105141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 2105141 is about 1450.9104038499. The cubic root of 2105141 is about 128.1623306650.

The spelling of 2105141 in words is "two million, one hundred five thousand, one hundred forty-one".