1026290001 has 8 divisors (see below), whose sum is σ = 1492785504. Its totient is φ = 621993920.

The previous prime is 1026289993. The next prime is 1026290009. The reversal of 1026290001 is 1000926201.

It is an interprime number because it is at equal distance from previous prime (1026289993) and next prime (1026290009).

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

It is a cyclic number.

It is not a de Polignac number, because 1026290001 - 2³ = 1026289993 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1026290001.

It is not an unprimeable number, because it can be changed into a prime (1026290009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15549816 + ... + 15549881.

It is an arithmetic number, because the mean of its divisors is an integer number (186598188).

Almost surely, 2^1026290001 is an apocalyptic number.

1026290001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1026290001 is a deficient number, since it is larger than the sum of its proper divisors (466495503).

1026290001 is a wasteful number, since it uses less digits than its factorization.

1026290001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31099711.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 1026290001 is about 32035.7612832909. The cubic root of 1026290001 is about 1008.6876400109.

The spelling of 1026290001 in words is "one billion, twenty-six million, two hundred ninety thousand, one".