1032402109 has 2 divisors, whose sum is σ = 1032402110. Its totient is φ = 1032402108.

The previous prime is 1032402097. The next prime is 1032402187. The reversal of 1032402109 is 9012042301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1028998084 + 3404025 = 32078^2 + 1845^2 .

It is a cyclic number.

It is not a de Polignac number, because 1032402109 - 2¹³ = 1032393917 is a prime.

It is a super-2 number, since 2×1032402109² = 2131708229335295762, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1032402109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1032402199) 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, 516201054 + 516201055.

It is an arithmetic number, because the mean of its divisors is an integer number (516201055).

Almost surely, 2^1032402109 is an apocalyptic number.

It is an amenable number.

1032402109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1032402109 is an equidigital number, since it uses as much as digits as its factorization.

1032402109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1032402109 is about 32131.0147521052. The cubic root of 1032402109 is about 1010.6861034347.

The spelling of 1032402109 in words is "one billion, thirty-two million, four hundred two thousand, one hundred nine".