1061820001 has 8 divisors (see below), whose sum is σ = 1208712384. Its totient is φ = 923321520.

The previous prime is 1061819971. The next prime is 1061820013. The reversal of 1061820001 is 1000281601.

1061820001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 1061820001 - 2⁹ = 1061819489 is a prime.

It is a super-2 number, since 2×1061820001² = 2254923429047280002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1061820031) 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, 2098206 + ... + 2098711.

It is an arithmetic number, because the mean of its divisors is an integer number (151089048).

Almost surely, 2^1061820001 is an apocalyptic number.

1061820001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1061820001 is a deficient number, since it is larger than the sum of its proper divisors (146892383).

1061820001 is a wasteful number, since it uses less digits than its factorization.

1061820001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4196951.

The product of its (nonzero) digits is 96, while the sum is 19.

The square root of 1061820001 is about 32585.5796480590. The cubic root of 1061820001 is about 1020.1960410708.

The spelling of 1061820001 in words is "one billion, sixty-one million, eight hundred twenty thousand, one".