124377901 has 2 divisors, whose sum is σ = 124377902. Its totient is φ = 124377900.

The previous prime is 124377881. The next prime is 124377917. The reversal of 124377901 is 109773421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78747876 + 45630025 = 8874^2 + 6755^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124377901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124377941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62188950 + 62188951.

It is an arithmetic number, because the mean of its divisors is an integer number (62188951).

Almost surely, 2^124377901 is an apocalyptic number.

It is an amenable number.

124377901 is a deficient number, since it is larger than the sum of its proper divisors (1).

124377901 is an equidigital number, since it uses as much as digits as its factorization.

124377901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 124377901 is about 11152.4840730664. The cubic root of 124377901 is about 499.1691548240.

The spelling of 124377901 in words is "one hundred twenty-four million, three hundred seventy-seven thousand, nine hundred one".