1061680129 has 2 divisors, whose sum is σ = 1061680130. Its totient is φ = 1061680128.

The previous prime is 1061680121. The next prime is 1061680163. The reversal of 1061680129 is 9210861601.

It is an a-pointer prime, because the next prime (1061680163) can be obtained adding 1061680129 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1061456400 + 223729 = 32580^2 + 473^2 .

It is a cyclic number.

It is not a de Polignac number, because 1061680129 - 2³ = 1061680121 is a prime.

It is a super-2 number, since 2×1061680129² = 2254329392626913282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1061680094 and 1061680103.

It is not a weakly prime, because it can be changed into another prime (1061680121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530840064 + 530840065.

It is an arithmetic number, because the mean of its divisors is an integer number (530840065).

Almost surely, 2^1061680129 is an apocalyptic number.

It is an amenable number.

1061680129 is a deficient number, since it is larger than the sum of its proper divisors (1).

1061680129 is an equidigital number, since it uses as much as digits as its factorization.

1061680129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 34.

The square root of 1061680129 is about 32583.4333519352. The cubic root of 1061680129 is about 1020.1512427915.

The spelling of 1061680129 in words is "one billion, sixty-one million, six hundred eighty thousand, one hundred twenty-nine".