1075989953 has 2 divisors, whose sum is σ = 1075989954. Its totient is φ = 1075989952.

The previous prime is 1075989947. The next prime is 1075990009. The reversal of 1075989953 is 3599895701.

It is an a-pointer prime, because the next prime (1075990009) can be obtained adding 1075989953 to its sum of digits (56).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1065826609 + 10163344 = 32647^2 + 3188^2 .

It is a cyclic number.

It is not a de Polignac number, because 1075989953 - 2¹² = 1075985857 is a prime.

It is not a weakly prime, because it can be changed into another prime (1075989913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 537994976 + 537994977.

It is an arithmetic number, because the mean of its divisors is an integer number (537994977).

Almost surely, 2^1075989953 is an apocalyptic number.

It is an amenable number.

1075989953 is a deficient number, since it is larger than the sum of its proper divisors (1).

1075989953 is an equidigital number, since it uses as much as digits as its factorization.

1075989953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3061800, while the sum is 56.

The square root of 1075989953 is about 32802.2857892556. The cubic root of 1075989953 is about 1024.7141627720.

The spelling of 1075989953 in words is "one billion, seventy-five million, nine hundred eighty-nine thousand, nine hundred fifty-three".