1103070473 has 4 divisors (see below), whose sum is σ = 1103733060. Its totient is φ = 1102407888.

The previous prime is 1103070469. The next prime is 1103070481. The reversal of 1103070473 is 3740703011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 606538384 + 496532089 = 24628^2 + 22283^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103070473 - 2² = 1103070469 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1103070373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 328790 + ... + 332127.

It is an arithmetic number, because the mean of its divisors is an integer number (275933265).

Almost surely, 2^1103070473 is an apocalyptic number.

It is an amenable number.

1103070473 is a deficient number, since it is larger than the sum of its proper divisors (662587).

1103070473 is an equidigital number, since it uses as much as digits as its factorization.

1103070473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662586.

The product of its (nonzero) digits is 1764, while the sum is 26.

The square root of 1103070473 is about 33212.5047685356. The cubic root of 1103070473 is about 1033.2397044430.

Adding to 1103070473 its reverse (3740703011), we get a palindrome (4843773484).

The spelling of 1103070473 in words is "one billion, one hundred three million, seventy thousand, four hundred seventy-three".