1026613531 has 2 divisors, whose sum is σ = 1026613532. Its totient is φ = 1026613530.

The previous prime is 1026613501. The next prime is 1026613559. The reversal of 1026613531 is 1353166201.

1026613531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (1026613559) can be obtained adding 1026613531 to its sum of digits (28).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1026613531 - 2¹⁷ = 1026482459 is a prime.

It is a super-2 number, since 2×1026613531² = 2107870684064575922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1026613531.

It is not a weakly prime, because it can be changed into another prime (1026613501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 513306765 + 513306766.

It is an arithmetic number, because the mean of its divisors is an integer number (513306766).

Almost surely, 2^1026613531 is an apocalyptic number.

1026613531 is a deficient number, since it is larger than the sum of its proper divisors (1).

1026613531 is an equidigital number, since it uses as much as digits as its factorization.

1026613531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 1026613531 is about 32040.8103986151. The cubic root of 1026613531 is about 1008.7936225388.

Adding to 1026613531 its reverse (1353166201), we get a palindrome (2379779732).

The spelling of 1026613531 in words is "one billion, twenty-six million, six hundred thirteen thousand, five hundred thirty-one".