1103551543315 has 16 divisors (see below), whose sum is σ = 1434371678208. Its totient is φ = 810219782016.

The previous prime is 1103551543291. The next prime is 1103551543331. The reversal of 1103551543315 is 5133451553011.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1103551543315 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49057299 + ... + 49079788.

It is an arithmetic number, because the mean of its divisors is an integer number (89648229888).

Almost surely, 2^{1103551543315} is an apocalyptic number.

1103551543315 is a deficient number, since it is larger than the sum of its proper divisors (330820134893).

1103551543315 is a wasteful number, since it uses less digits than its factorization.

1103551543315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98137278.

The product of its (nonzero) digits is 67500, while the sum is 37.

The spelling of 1103551543315 in words is "one trillion, one hundred three billion, five hundred fifty-one million, five hundred forty-three thousand, three hundred fifteen".