1026343121 has 8 divisors (see below), whose sum is σ = 1084570080. Its totient is φ = 968537088.

The previous prime is 1026343103. The next prime is 1026343151. The reversal of 1026343121 is 1213436201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1026343121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1026343151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100211 + ... + 109976.

It is an arithmetic number, because the mean of its divisors is an integer number (135571260).

Almost surely, 2^1026343121 is an apocalyptic number.

It is an amenable number.

1026343121 is a deficient number, since it is larger than the sum of its proper divisors (58226959).

1026343121 is a wasteful number, since it uses less digits than its factorization.

1026343121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210463.

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

The square root of 1026343121 is about 32036.5903460403. The cubic root of 1026343121 is about 1008.7050426823.

Adding to 1026343121 its reverse (1213436201), we get a palindrome (2239779322).

The spelling of 1026343121 in words is "one billion, twenty-six million, three hundred forty-three thousand, one hundred twenty-one".