102041997 has 8 divisors (see below), whose sum is σ = 137377344. Its totient is φ = 67367328.

The previous prime is 102041977. The next prime is 102041999. The reversal of 102041997 is 799140201.

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

It is not a de Polignac number, because 102041997 - 2¹⁰ = 102040973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102041999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164808 + ... + 165425.

It is an arithmetic number, because the mean of its divisors is an integer number (17172168).

Almost surely, 2^102041997 is an apocalyptic number.

It is an amenable number.

102041997 is a deficient number, since it is larger than the sum of its proper divisors (35335347).

102041997 is a wasteful number, since it uses less digits than its factorization.

102041997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330339.

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 102041997 is about 10101.5838857082. The cubic root of 102041997 is about 467.2969894581.

The spelling of 102041997 in words is "one hundred two million, forty-one thousand, nine hundred ninety-seven".