102531053 has 2 divisors, whose sum is σ = 102531054. Its totient is φ = 102531052.

The previous prime is 102531047. The next prime is 102531071. The reversal of 102531053 is 350135201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90573289 + 11957764 = 9517^2 + 3458^2 .

It is a cyclic number.

It is not a de Polignac number, because 102531053 - 2¹⁴ = 102514669 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102531073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51265526 + 51265527.

It is an arithmetic number, because the mean of its divisors is an integer number (51265527).

Almost surely, 2^102531053 is an apocalyptic number.

It is an amenable number.

102531053 is a deficient number, since it is larger than the sum of its proper divisors (1).

102531053 is an equidigital number, since it uses as much as digits as its factorization.

102531053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 102531053 is about 10125.7618478809. The cubic root of 102531053 is about 468.0423370397.

Adding to 102531053 its reverse (350135201), we get a palindrome (452666254).

The spelling of 102531053 in words is "one hundred two million, five hundred thirty-one thousand, fifty-three".