1025533089 has 16 divisors (see below), whose sum is σ = 1736352640. Its totient is φ = 586018800.

The previous prime is 1025533081. The next prime is 1025533097. The reversal of 1025533089 is 9803355201.

It is an interprime number because it is at equal distance from previous prime (1025533081) and next prime (1025533097).

It is not a de Polignac number, because 1025533089 - 2³ = 1025533081 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1025533081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2712862 + ... + 2713239.

It is an arithmetic number, because the mean of its divisors is an integer number (108522040).

Almost surely, 2^1025533089 is an apocalyptic number.

It is an amenable number.

1025533089 is a deficient number, since it is larger than the sum of its proper divisors (710819551).

1025533089 is an equidigital number, since it uses as much as digits as its factorization.

1025533089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5426117 (or 5426111 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 1025533089 is about 32023.9455564114. The cubic root of 1025533089 is about 1008.4396024024.

The spelling of 1025533089 in words is "one billion, twenty-five million, five hundred thirty-three thousand, eighty-nine".