4231517100409 has 2 divisors, whose sum is σ = 4231517100410. Its totient is φ = 4231517100408.

The previous prime is 4231517100347. The next prime is 4231517100469. The reversal of 4231517100409 is 9040017151324.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4224689714025 + 6827386384 = 2055405^2 + 82628^2 .

It is a cyclic number.

It is not a de Polignac number, because 4231517100409 - 2⁷ = 4231517100281 is a prime.

It is not a weakly prime, because it can be changed into another prime (4231517100469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2115758550204 + 2115758550205.

It is an arithmetic number, because the mean of its divisors is an integer number (2115758550205).

Almost surely, 2^{4231517100409} is an apocalyptic number.

It is an amenable number.

4231517100409 is a deficient number, since it is larger than the sum of its proper divisors (1).

4231517100409 is an equidigital number, since it uses as much as digits as its factorization.

4231517100409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 37.

The spelling of 4231517100409 in words is "four trillion, two hundred thirty-one billion, five hundred seventeen million, one hundred thousand, four hundred nine".