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124441231 is a prime number
BaseRepresentation
bin1110110101011…
…01001010001111
322200011021021111
413122231022033
5223324104411
620203112451
73040506265
oct732551217
9280137244
10124441231
11642755a2
1235812727
131ca20585
1412754435
15add1721
hex76ad28f

124441231 has 2 divisors, whose sum is σ = 124441232. Its totient is φ = 124441230.

The previous prime is 124441193. The next prime is 124441243. The reversal of 124441231 is 132144421.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (132144421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 124441231 - 27 = 124441103 is a prime.

It is a super-2 number, since 2×1244412312 = 30971239945590722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124441831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62220615 + 62220616.

It is an arithmetic number, because the mean of its divisors is an integer number (62220616).

Almost surely, 2124441231 is an apocalyptic number.

124441231 is a deficient number, since it is larger than the sum of its proper divisors (1).

124441231 is an equidigital number, since it uses as much as digits as its factorization.

124441231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 768, while the sum is 22.

The square root of 124441231 is about 11155.3229894970. The cubic root of 124441231 is about 499.2538617760.

Adding to 124441231 its reverse (132144421), we get a palindrome (256585652).

The spelling of 124441231 in words is "one hundred twenty-four million, four hundred forty-one thousand, two hundred thirty-one".