1075990841 has 2 divisors, whose sum is σ = 1075990842. Its totient is φ = 1075990840.

The previous prime is 1075990831. The next prime is 1075990907. The reversal of 1075990841 is 1480995701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 721459600 + 354531241 = 26860^2 + 18829^2 .

It is a cyclic number.

It is not a de Polignac number, because 1075990841 - 2⁶ = 1075990777 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1075990792 and 1075990801.

It is not a weakly prime, because it can be changed into another prime (1075990801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 537995420 + 537995421.

It is an arithmetic number, because the mean of its divisors is an integer number (537995421).

Almost surely, 2^1075990841 is an apocalyptic number.

It is an amenable number.

1075990841 is a deficient number, since it is larger than the sum of its proper divisors (1).

1075990841 is an equidigital number, since it uses as much as digits as its factorization.

1075990841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 44.

The square root of 1075990841 is about 32802.2993248949. The cubic root of 1075990841 is about 1024.7144446661.

The spelling of 1075990841 in words is "one billion, seventy-five million, nine hundred ninety thousand, eight hundred forty-one".