1032406139 has 2 divisors, whose sum is σ = 1032406140. Its totient is φ = 1032406138.

The previous prime is 1032406127. The next prime is 1032406171. The reversal of 1032406139 is 9316042301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1032406139 - 2¹² = 1032402043 is a prime.

It is not a weakly prime, because it can be changed into another prime (1032409139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 516203069 + 516203070.

It is an arithmetic number, because the mean of its divisors is an integer number (516203070).

Almost surely, 2^1032406139 is an apocalyptic number.

1032406139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1032406139 is an equidigital number, since it uses as much as digits as its factorization.

1032406139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 1032406139 is about 32131.0774640378. The cubic root of 1032406139 is about 1010.6874185100.

The spelling of 1032406139 in words is "one billion, thirty-two million, four hundred six thousand, one hundred thirty-nine".