1026040361 has 2 divisors, whose sum is σ = 1026040362. Its totient is φ = 1026040360.

The previous prime is 1026040343. The next prime is 1026040363. The reversal of 1026040361 is 1630406201.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1019588761 + 6451600 = 31931^2 + 2540^2 .

It is a cyclic number.

It is not a de Polignac number, because 1026040361 - 2⁶ = 1026040297 is a prime.

Together with 1026040363, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1026040363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 513020180 + 513020181.

It is an arithmetic number, because the mean of its divisors is an integer number (513020181).

Almost surely, 2^1026040361 is an apocalyptic number.

It is an amenable number.

1026040361 is a deficient number, since it is larger than the sum of its proper divisors (1).

1026040361 is an equidigital number, since it uses as much as digits as its factorization.

1026040361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1026040361 is about 32031.8647755637. The cubic root of 1026040361 is about 1008.6058472746.

Adding to 1026040361 its reverse (1630406201), we get a palindrome (2656446562).

The spelling of 1026040361 in words is "one billion, twenty-six million, forty thousand, three hundred sixty-one".