124249087 has 2 divisors, whose sum is σ = 124249088. Its totient is φ = 124249086.

The previous prime is 124249063. The next prime is 124249093. The reversal of 124249087 is 780942421.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124249087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124249007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62124543 + 62124544.

It is an arithmetic number, because the mean of its divisors is an integer number (62124544).

Almost surely, 2^124249087 is an apocalyptic number.

124249087 is a deficient number, since it is larger than the sum of its proper divisors (1).

124249087 is an equidigital number, since it uses as much as digits as its factorization.

124249087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 124249087 is about 11146.7074510817. The cubic root of 124249087 is about 498.9967710764.

The spelling of 124249087 in words is "one hundred twenty-four million, two hundred forty-nine thousand, eighty-seven".