1001232517 has 2 divisors, whose sum is σ = 1001232518. Its totient is φ = 1001232516.

The previous prime is 1001232473. The next prime is 1001232521. The reversal of 1001232517 is 7152321001.

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., 998496801 + 2735716 = 31599^2 + 1654^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001232517 - 2¹⁹ = 1000708229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001232217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500616258 + 500616259.

It is an arithmetic number, because the mean of its divisors is an integer number (500616259).

Almost surely, 2^1001232517 is an apocalyptic number.

It is an amenable number.

1001232517 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001232517 is an equidigital number, since it uses as much as digits as its factorization.

1001232517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 1001232517 is about 31642.2584054931. The cubic root of 1001232517 is about 1000.4106703268.

Adding to 1001232517 its reverse (7152321001), we get a palindrome (8153553518).

The spelling of 1001232517 in words is "one billion, one million, two hundred thirty-two thousand, five hundred seventeen".