1103433601 has 2 divisors, whose sum is σ = 1103433602. Its totient is φ = 1103433600.

The previous prime is 1103433599. The next prime is 1103433631. The reversal of 1103433601 is 1063343011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1039417600 + 64016001 = 32240^2 + 8001^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103433601 - 2¹ = 1103433599 is a prime.

Together with 1103433599, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1103433631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551716800 + 551716801.

It is an arithmetic number, because the mean of its divisors is an integer number (551716801).

Almost surely, 2^1103433601 is an apocalyptic number.

It is an amenable number.

1103433601 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103433601 is an equidigital number, since it uses as much as digits as its factorization.

1103433601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 1103433601 is about 33217.9710548372. The cubic root of 1103433601 is about 1033.3530719666.

Adding to 1103433601 its reverse (1063343011), we get a palindrome (2166776612).

The spelling of 1103433601 in words is "one billion, one hundred three million, four hundred thirty-three thousand, six hundred one".