10102097 has 4 divisors (see below), whose sum is σ = 10696356. Its totient is φ = 9507840.

The previous prime is 10102069. The next prime is 10102109. The reversal of 10102097 is 79020101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8473921 + 1628176 = 2911^2 + 1276^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10102097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10102007) 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, 297104 + ... + 297137.

It is an arithmetic number, because the mean of its divisors is an integer number (2674089).

Almost surely, 2^10102097 is an apocalyptic number.

10102097 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

10102097 is a deficient number, since it is larger than the sum of its proper divisors (594259).

10102097 is an equidigital number, since it uses as much as digits as its factorization.

10102097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594258.

The product of its (nonzero) digits is 126, while the sum is 20.

The square root of 10102097 is about 3178.3796186107. The cubic root of 10102097 is about 216.1741921904.

Adding to 10102097 its reverse (79020101), we get a palindrome (89122198).

The spelling of 10102097 in words is "ten million, one hundred two thousand, ninety-seven".