1040029889 has 2 divisors, whose sum is σ = 1040029890. Its totient is φ = 1040029888.

The previous prime is 1040029849. The next prime is 1040029933. The reversal of 1040029889 is 9889200401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 947716225 + 92313664 = 30785^2 + 9608^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040029889 - 2¹² = 1040025793 is a prime.

It is not a weakly prime, because it can be changed into another prime (1040029849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520014944 + 520014945.

It is an arithmetic number, because the mean of its divisors is an integer number (520014945).

Almost surely, 2^1040029889 is an apocalyptic number.

It is an amenable number.

1040029889 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040029889 is an equidigital number, since it uses as much as digits as its factorization.

1040029889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 41.

The square root of 1040029889 is about 32249.4943991375. The cubic root of 1040029889 is about 1013.1691095994.

The spelling of 1040029889 in words is "one billion, forty million, twenty-nine thousand, eight hundred eighty-nine".