1032231139 has 2 divisors, whose sum is σ = 1032231140. Its totient is φ = 1032231138.

The previous prime is 1032231121. The next prime is 1032231163. The reversal of 1032231139 is 9311322301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1032231139 - 2⁹ = 1032230627 is a prime.

It is a super-2 number, since 2×1032231139² = 2131002248642474642, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1032231839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 516115569 + 516115570.

It is an arithmetic number, because the mean of its divisors is an integer number (516115570).

Almost surely, 2^1032231139 is an apocalyptic number.

1032231139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1032231139 is an equidigital number, since it uses as much as digits as its factorization.

1032231139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 1032231139 is about 32128.3541284019. The cubic root of 1032231139 is about 1010.6303091077.

The spelling of 1032231139 in words is "one billion, thirty-two million, two hundred thirty-one thousand, one hundred thirty-nine".