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124482161 is a prime number
BaseRepresentation
bin1110110101101…
…11001001110001
322200020100102102
413122313021301
5223331412121
620204030145
73041036516
oct732671161
9280210372
10124482161
11642a3321
1235832355
131ca360ab
141276530d
15addd90b
hex76b7271

124482161 has 2 divisors, whose sum is σ = 124482162. Its totient is φ = 124482160.

The previous prime is 124482139. The next prime is 124482209. The reversal of 124482161 is 161284421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121969936 + 2512225 = 11044^2 + 1585^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-124482161 is a prime.

It is not a weakly prime, because it can be changed into another prime (124482101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62241080 + 62241081.

It is an arithmetic number, because the mean of its divisors is an integer number (62241081).

Almost surely, 2124482161 is an apocalyptic number.

It is an amenable number.

124482161 is a deficient number, since it is larger than the sum of its proper divisors (1).

124482161 is an equidigital number, since it uses as much as digits as its factorization.

124482161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3072, while the sum is 29.

The square root of 124482161 is about 11157.1573888693. The cubic root of 124482161 is about 499.3085923516.

The spelling of 124482161 in words is "one hundred twenty-four million, four hundred eighty-two thousand, one hundred sixty-one".