1101606533 has 2 divisors, whose sum is σ = 1101606534. Its totient is φ = 1101606532.

The previous prime is 1101606497. The next prime is 1101606559. The reversal of 1101606533 is 3356061011.

It is an a-pointer prime, because the next prime (1101606559) can be obtained adding 1101606533 to its sum of digits (26).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 641203684 + 460402849 = 25322^2 + 21457^2 .

It is a cyclic number.

It is not a de Polignac number, because 1101606533 - 2¹⁸ = 1101344389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101606433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550803266 + 550803267.

It is an arithmetic number, because the mean of its divisors is an integer number (550803267).

Almost surely, 2^1101606533 is an apocalyptic number.

It is an amenable number.

1101606533 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101606533 is an equidigital number, since it uses as much as digits as its factorization.

1101606533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 1101606533 is about 33190.4584632391. The cubic root of 1101606533 is about 1032.7824140543.

Adding to 1101606533 its reverse (3356061011), we get a palindrome (4457667544).

The spelling of 1101606533 in words is "one billion, one hundred one million, six hundred six thousand, five hundred thirty-three".