1061325121 has 2 divisors, whose sum is σ = 1061325122. Its totient is φ = 1061325120.

The previous prime is 1061325119. The next prime is 1061325203. The reversal of 1061325121 is 1215231601.

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., 787588096 + 273737025 = 28064^2 + 16545^2 .

It is an emirp because it is prime and its reverse (1215231601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1061325121 - 2¹ = 1061325119 is a prime.

It is a super-2 number, since 2×1061325121² = 2252822024931329282, which contains 22 as substring.

Together with 1061325119, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1061325092 and 1061325101.

It is not a weakly prime, because it can be changed into another prime (1061325101) 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, 530662560 + 530662561.

It is an arithmetic number, because the mean of its divisors is an integer number (530662561).

Almost surely, 2^1061325121 is an apocalyptic number.

It is an amenable number.

1061325121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1061325121 is an equidigital number, since it uses as much as digits as its factorization.

1061325121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 1061325121 is about 32577.9852200838. The cubic root of 1061325121 is about 1020.0375229692.

Adding to 1061325121 its reverse (1215231601), we get a palindrome (2276556722).

The spelling of 1061325121 in words is "one billion, sixty-one million, three hundred twenty-five thousand, one hundred twenty-one".