11403335423287 has 2 divisors, whose sum is σ = 11403335423288. Its totient is φ = 11403335423286.

The previous prime is 11403335423251. The next prime is 11403335423329. The reversal of 11403335423287 is 78232453330411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11403335423287 - 2⁷ = 11403335423159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11403335423687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5701667711643 + 5701667711644.

It is an arithmetic number, because the mean of its divisors is an integer number (5701667711644).

Almost surely, 2^{11403335423287} is an apocalyptic number.

11403335423287 is a deficient number, since it is larger than the sum of its proper divisors (1).

11403335423287 is an equidigital number, since it uses as much as digits as its factorization.

11403335423287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1451520, while the sum is 46.

Adding to 11403335423287 its reverse (78232453330411), we get a palindrome (89635788753698).

The spelling of 11403335423287 in words is "eleven trillion, four hundred three billion, three hundred thirty-five million, four hundred twenty-three thousand, two hundred eighty-seven".