124419797 has 2 divisors, whose sum is σ = 124419798. Its totient is φ = 124419796.

The previous prime is 124419793. The next prime is 124419803. The reversal of 124419797 is 797914421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104980516 + 19439281 = 10246^2 + 4409^2 .

It is an emirp because it is prime and its reverse (797914421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 124419797 - 2² = 124419793 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124419791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62209898 + 62209899.

It is an arithmetic number, because the mean of its divisors is an integer number (62209899).

Almost surely, 2^124419797 is an apocalyptic number.

It is an amenable number.

124419797 is a deficient number, since it is larger than the sum of its proper divisors (1).

124419797 is an equidigital number, since it uses as much as digits as its factorization.

124419797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 44.

The square root of 124419797 is about 11154.3622408455. The cubic root of 124419797 is about 499.2251959776.

The spelling of 124419797 in words is "one hundred twenty-four million, four hundred nineteen thousand, seven hundred ninety-seven".