126102479 has 2 divisors, whose sum is σ = 126102480. Its totient is φ = 126102478.

The previous prime is 126102443. The next prime is 126102497. The reversal of 126102479 is 974201621.

It is a happy number.

Together with next prime (126102497) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126102479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126102419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63051239 + 63051240.

It is an arithmetic number, because the mean of its divisors is an integer number (63051240).

Almost surely, 2^126102479 is an apocalyptic number.

126102479 is a deficient number, since it is larger than the sum of its proper divisors (1).

126102479 is an equidigital number, since it uses as much as digits as its factorization.

126102479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 126102479 is about 11229.5360100050. The cubic root of 126102479 is about 501.4656714165.

The spelling of 126102479 in words is "one hundred twenty-six million, one hundred two thousand, four hundred seventy-nine".