1206161053 has 2 divisors, whose sum is σ = 1206161054. Its totient is φ = 1206161052.

The previous prime is 1206160997. The next prime is 1206161071. The reversal of 1206161053 is 3501616021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1147989924 + 58171129 = 33882^2 + 7627^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1206161053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1206161093) 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 as a sum of consecutive naturals, namely, 603080526 + 603080527.

It is an arithmetic number, because the mean of its divisors is an integer number (603080527).

Almost surely, 2^1206161053 is an apocalyptic number.

It is an amenable number.

1206161053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1206161053 is an equidigital number, since it uses as much as digits as its factorization.

1206161053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 1206161053 is about 34729.8294409863. The cubic root of 1206161053 is about 1064.4741033196.

Adding to 1206161053 its reverse (3501616021), we get a palindrome (4707777074).

The spelling of 1206161053 in words is "one billion, two hundred six million, one hundred sixty-one thousand, fifty-three".