1059740989 has 4 divisors (see below), whose sum is σ = 1079736156. Its totient is φ = 1039745824.

The previous prime is 1059740963. The next prime is 1059740993. The reversal of 1059740989 is 9890479501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9890479501 = 7 ⋅1412925643.

It can be written as a sum of positive squares in 2 ways, for example, as 514518489 + 545222500 = 22683^2 + 23350^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1059740989 is a prime.

It is a super-2 number, since 2×1059740989² = 2246101927533396242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1059740189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9997504 + ... + 9997609.

It is an arithmetic number, because the mean of its divisors is an integer number (269934039).

Almost surely, 2^1059740989 is an apocalyptic number.

It is an amenable number.

1059740989 is a deficient number, since it is larger than the sum of its proper divisors (19995167).

1059740989 is an equidigital number, since it uses as much as digits as its factorization.

1059740989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19995166.

The product of its (nonzero) digits is 816480, while the sum is 52.

The square root of 1059740989 is about 32553.6632193675. The cubic root of 1059740989 is about 1019.5297681927.

The spelling of 1059740989 in words is "one billion, fifty-nine million, seven hundred forty thousand, nine hundred eighty-nine".