1331132112503 has 2 divisors, whose sum is σ = 1331132112504. Its totient is φ = 1331132112502.

The previous prime is 1331132112469. The next prime is 1331132112509. The reversal of 1331132112503 is 3052112311331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1331132112503 - 2¹⁰ = 1331132111479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1331132112509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665566056251 + 665566056252.

It is an arithmetic number, because the mean of its divisors is an integer number (665566056252).

Almost surely, 2^{1331132112503} is an apocalyptic number.

1331132112503 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331132112503 is an equidigital number, since it uses as much as digits as its factorization.

1331132112503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 26.

Adding to 1331132112503 its reverse (3052112311331), we get a palindrome (4383244423834).

The spelling of 1331132112503 in words is "one trillion, three hundred thirty-one billion, one hundred thirty-two million, one hundred twelve thousand, five hundred three".