1027197101 has 8 divisors (see below), whose sum is σ = 1175322624. Its totient is φ = 879417360.

The previous prime is 1027197077. The next prime is 1027197107. The reversal of 1027197101 is 1017917201.

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 1027197101 - 2²² = 1023002797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1027197107) 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, 80045 + ... + 91986.

It is an arithmetic number, because the mean of its divisors is an integer number (146915328).

Almost surely, 2^1027197101 is an apocalyptic number.

It is an amenable number.

1027197101 is a deficient number, since it is larger than the sum of its proper divisors (148125523).

1027197101 is an equidigital number, since it uses as much as digits as its factorization.

1027197101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172891.

The product of its (nonzero) digits is 882, while the sum is 29.

The square root of 1027197101 is about 32049.9157721202. The cubic root of 1027197101 is about 1008.9847331383.

The spelling of 1027197101 in words is "one billion, twenty-seven million, one hundred ninety-seven thousand, one hundred one".