124234987 has 2 divisors, whose sum is σ = 124234988. Its totient is φ = 124234986.

The previous prime is 124234973. The next prime is 124234991. The reversal of 124234987 is 789432421.

It is a strong prime.

It is an emirp because it is prime and its reverse (789432421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 124234987 - 2¹⁵ = 124202219 is a prime.

It is not a weakly prime, because it can be changed into another prime (124234907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62117493 + 62117494.

It is an arithmetic number, because the mean of its divisors is an integer number (62117494).

Almost surely, 2^124234987 is an apocalyptic number.

124234987 is a deficient number, since it is larger than the sum of its proper divisors (1).

124234987 is an equidigital number, since it uses as much as digits as its factorization.

124234987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 40.

The square root of 124234987 is about 11146.0749593747. The cubic root of 124234987 is about 498.9778946919.

The spelling of 124234987 in words is "one hundred twenty-four million, two hundred thirty-four thousand, nine hundred eighty-seven".