1103456785471 has 8 divisors (see below), whose sum is σ = 1152128097504. Its totient is φ = 1054843384320.

The previous prime is 1103456785451. The next prime is 1103456785493. The reversal of 1103456785471 is 1745876543011.

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

It is not a de Polignac number, because 1103456785471 - 2³¹ = 1101309301823 is a prime.

It is a super-3 number, since 3×1103456785471³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103456785451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14438770 + ... + 14514991.

It is an arithmetic number, because the mean of its divisors is an integer number (144016012188).

Almost surely, 2^{1103456785471} is an apocalyptic number.

1103456785471 is a deficient number, since it is larger than the sum of its proper divisors (48671312033).

1103456785471 is a wasteful number, since it uses less digits than its factorization.

1103456785471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28955441.

The product of its (nonzero) digits is 2822400, while the sum is 52.

The spelling of 1103456785471 in words is "one trillion, one hundred three billion, four hundred fifty-six million, seven hundred eighty-five thousand, four hundred seventy-one".