124443971 has 2 divisors, whose sum is σ = 124443972. Its totient is φ = 124443970.

The previous prime is 124443967. The next prime is 124443989. The reversal of 124443971 is 179344421.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 124443971 - 2² = 124443967 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (124443911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62221985 + 62221986.

It is an arithmetic number, because the mean of its divisors is an integer number (62221986).

Almost surely, 2^124443971 is an apocalyptic number.

124443971 is a deficient number, since it is larger than the sum of its proper divisors (1).

124443971 is an equidigital number, since it uses as much as digits as its factorization.

124443971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 35.

The square root of 124443971 is about 11155.4458001462. The cubic root of 124443971 is about 499.2575260105.

The spelling of 124443971 in words is "one hundred twenty-four million, four hundred forty-three thousand, nine hundred seventy-one".