4430124157 has 2 divisors, whose sum is σ = 4430124158. Its totient is φ = 4430124156.

The previous prime is 4430124121. The next prime is 4430124203. The reversal of 4430124157 is 7514210344.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3976689721 + 453434436 = 63061^2 + 21294^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4430124157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4430124757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2215062078 + 2215062079.

It is an arithmetic number, because the mean of its divisors is an integer number (2215062079).

Almost surely, 2^4430124157 is an apocalyptic number.

It is an amenable number.

4430124157 is a deficient number, since it is larger than the sum of its proper divisors (1).

4430124157 is an equidigital number, since it uses as much as digits as its factorization.

4430124157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 4430124157 is about 66559.1778570018. The cubic root of 4430124157 is about 1642.3736396408.

The spelling of 4430124157 in words is "four billion, four hundred thirty million, one hundred twenty-four thousand, one hundred fifty-seven".