1682531129 has 2 divisors, whose sum is σ = 1682531130. Its totient is φ = 1682531128.

The previous prime is 1682531093. The next prime is 1682531141. The reversal of 1682531129 is 9211352861.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1489960000 + 192571129 = 38600^2 + 13877^2 .

It is a cyclic number.

It is not a de Polignac number, because 1682531129 - 2¹⁶ = 1682465593 is a prime.

It is a super-2 number, since 2×1682531129² = 5661822000108029282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1682531092 and 1682531101.

It is not a weakly prime, because it can be changed into another prime (1682531329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 841265564 + 841265565.

It is an arithmetic number, because the mean of its divisors is an integer number (841265565).

Almost surely, 2^1682531129 is an apocalyptic number.

It is an amenable number.

1682531129 is a deficient number, since it is larger than the sum of its proper divisors (1).

1682531129 is an equidigital number, since it uses as much as digits as its factorization.

1682531129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 38.

The square root of 1682531129 is about 41018.6680549235. The cubic root of 1682531129 is about 1189.3811081680.

The spelling of 1682531129 in words is "one billion, six hundred eighty-two million, five hundred thirty-one thousand, one hundred twenty-nine".