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13124077 is a prime number
BaseRepresentation
bin110010000100…
…000111101101
3220200202211221
4302010013231
511324432302
61145143341
7216360421
oct62040755
926622757
1013124077
11745434a
12448ab51
132946835
141a58b81
151243937
hexc841ed

13124077 has 2 divisors, whose sum is σ = 13124078. Its totient is φ = 13124076.

The previous prime is 13124071. The next prime is 13124081. The reversal of 13124077 is 77042131.

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., 6702921 + 6421156 = 2589^2 + 2534^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13124077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13124071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6562038 + 6562039.

It is an arithmetic number, because the mean of its divisors is an integer number (6562039).

Almost surely, 213124077 is an apocalyptic number.

It is an amenable number.

13124077 is a deficient number, since it is larger than the sum of its proper divisors (1).

13124077 is an equidigital number, since it uses as much as digits as its factorization.

13124077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 13124077 is about 3622.7167982055. The cubic root of 13124077 is about 235.8791694493.

The spelling of 13124077 in words is "thirteen million, one hundred twenty-four thousand, seventy-seven".