1206541063 has 12 divisors (see below), whose sum is σ = 1511491800. Its totient is φ = 954625392.

The previous prime is 1206541057. The next prime is 1206541109. The reversal of 1206541063 is 3601456021.

It is not a de Polignac number, because 1206541063 - 2⁵ = 1206541031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1206541013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 946413 + ... + 947686.

It is an arithmetic number, because the mean of its divisors is an integer number (125957650).

Almost surely, 2^1206541063 is an apocalyptic number.

1206541063 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1206541063 is a deficient number, since it is larger than the sum of its proper divisors (304950737).

1206541063 is a wasteful number, since it uses less digits than its factorization.

1206541063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1894126 (or 1894119 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1206541063 is about 34735.2999555208. The cubic root of 1206541063 is about 1064.5858817395.

Adding to 1206541063 its reverse (3601456021), we get a palindrome (4807997084).

The spelling of 1206541063 in words is "one billion, two hundred six million, five hundred forty-one thousand, sixty-three".