1059440897 has 8 divisors (see below), whose sum is σ = 1077022344. Its totient is φ = 1041942528.

The previous prime is 1059440891. The next prime is 1059440909. The reversal of 1059440897 is 7980449501.

It can be written as a sum of positive squares in 4 ways, for example, as 273703936 + 785736961 = 16544^2 + 28031^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1059440897 - 2¹⁸ = 1059178753 is a prime.

It is a super-2 number, since 2×1059440897² = 2244830028472329218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1059440891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5213 + ... + 46325.

It is an arithmetic number, because the mean of its divisors is an integer number (134627793).

Almost surely, 2^1059440897 is an apocalyptic number.

It is an amenable number.

1059440897 is a deficient number, since it is larger than the sum of its proper divisors (17581447).

1059440897 is an equidigital number, since it uses as much as digits as its factorization.

1059440897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41539.

The product of its (nonzero) digits is 362880, while the sum is 47.

The square root of 1059440897 is about 32549.0537036025. The cubic root of 1059440897 is about 1019.4335240430.

The spelling of 1059440897 in words is "one billion, fifty-nine million, four hundred forty thousand, eight hundred ninety-seven".