1001334023413 has 2 divisors, whose sum is σ = 1001334023414. Its totient is φ = 1001334023412.

The previous prime is 1001334023411. The next prime is 1001334023479. The reversal of 1001334023413 is 3143204331001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 813318992964 + 188015030449 = 901842^2 + 433607^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001334023413 - 2¹ = 1001334023411 is a prime.

Together with 1001334023411, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001334023411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500667011706 + 500667011707.

It is an arithmetic number, because the mean of its divisors is an integer number (500667011707).

Almost surely, 2^{1001334023413} is an apocalyptic number.

It is an amenable number.

1001334023413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001334023413 is an equidigital number, since it uses as much as digits as its factorization.

1001334023413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1001334023413 its reverse (3143204331001), we get a palindrome (4144538354414).

The spelling of 1001334023413 in words is "one trillion, one billion, three hundred thirty-four million, twenty-three thousand, four hundred thirteen".