1363767987903 has 8 divisors (see below), whose sum is σ = 1818363044400. Its totient is φ = 909175795008.

The previous prime is 1363767987887. The next prime is 1363767987913. The reversal of 1363767987903 is 3097897673631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1363767987903 - 2⁴ = 1363767987887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1363767987913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 947403 + ... + 1903971.

It is an arithmetic number, because the mean of its divisors is an integer number (227295380550).

Almost surely, 2^{1363767987903} is an apocalyptic number.

1363767987903 is a deficient number, since it is larger than the sum of its proper divisors (454595056497).

1363767987903 is an equidigital number, since it uses as much as digits as its factorization.

1363767987903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1431801.

The product of its (nonzero) digits is 216040608, while the sum is 69.

The spelling of 1363767987903 in words is "one trillion, three hundred sixty-three billion, seven hundred sixty-seven million, nine hundred eighty-seven thousand, nine hundred three".