102542597 has 2 divisors, whose sum is σ = 102542598. Its totient is φ = 102542596.

The previous prime is 102542591. The next prime is 102542611. The reversal of 102542597 is 795245201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67092481 + 35450116 = 8191^2 + 5954^2 .

It is a cyclic number.

It is not a de Polignac number, because 102542597 - 2¹⁰ = 102541573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102542591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51271298 + 51271299.

It is an arithmetic number, because the mean of its divisors is an integer number (51271299).

Almost surely, 2^102542597 is an apocalyptic number.

It is an amenable number.

102542597 is a deficient number, since it is larger than the sum of its proper divisors (1).

102542597 is an equidigital number, since it uses as much as digits as its factorization.

102542597 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 102542597 is about 10126.3318630193. The cubic root of 102542597 is about 468.0599020532.

Adding to 102542597 its reverse (795245201), we get a palindrome (897787798).

The spelling of 102542597 in words is "one hundred two million, five hundred forty-two thousand, five hundred ninety-seven".