1103451734649 has 16 divisors (see below), whose sum is σ = 1606491903744. Its totient is φ = 668145627600.

The previous prime is 1103451734647. The next prime is 1103451734659. The reversal of 1103451734649 is 9464371543011.

It is not a de Polignac number, because 1103451734649 - 2¹ = 1103451734647 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1103451734598 and 1103451734607.

It is not an unprimeable number, because it can be changed into a prime (1103451734641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15288439 + ... + 15360444.

It is an arithmetic number, because the mean of its divisors is an integer number (100405743984).

Almost surely, 2^{1103451734649} is an apocalyptic number.

It is an amenable number.

1103451734649 is a deficient number, since it is larger than the sum of its proper divisors (503040169095).

1103451734649 is a wasteful number, since it uses less digits than its factorization.

1103451734649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30649988.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The spelling of 1103451734649 in words is "one trillion, one hundred three billion, four hundred fifty-one million, seven hundred thirty-four thousand, six hundred forty-nine".