1331417026019 has 2 divisors, whose sum is σ = 1331417026020. Its totient is φ = 1331417026018.

The previous prime is 1331417026007. The next prime is 1331417026103. The reversal of 1331417026019 is 9106207141331.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1331417026019 is a prime.

It is a super-2 number, since 2×1331417026019² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1331417025019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665708513009 + 665708513010.

It is an arithmetic number, because the mean of its divisors is an integer number (665708513010).

Almost surely, 2^{1331417026019} is an apocalyptic number.

1331417026019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331417026019 is an equidigital number, since it uses as much as digits as its factorization.

1331417026019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 38.

The spelling of 1331417026019 in words is "one trillion, three hundred thirty-one billion, four hundred seventeen million, twenty-six thousand, nineteen".