1026411613 has 4 divisors (see below), whose sum is σ = 1043808480. Its totient is φ = 1009014748.

The previous prime is 1026411577. The next prime is 1026411619. The reversal of 1026411613 is 3161146201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3161146201 = 139 ⋅22742059.

It is a cyclic number.

It is not a de Polignac number, because 1026411613 - 2²¹ = 1024314461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1026411619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8698345 + ... + 8698462.

It is an arithmetic number, because the mean of its divisors is an integer number (260952120).

Almost surely, 2^1026411613 is an apocalyptic number.

It is an amenable number.

1026411613 is a deficient number, since it is larger than the sum of its proper divisors (17396867).

1026411613 is an equidigital number, since it uses as much as digits as its factorization.

1026411613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17396866.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1026411613 is about 32037.6592934003. The cubic root of 1026411613 is about 1008.7274804966.

Adding to 1026411613 its reverse (3161146201), we get a palindrome (4187557814).

The spelling of 1026411613 in words is "one billion, twenty-six million, four hundred eleven thousand, six hundred thirteen".