102566053 has 4 divisors (see below), whose sum is σ = 102762688. Its totient is φ = 102369420.

The previous prime is 102566041. The next prime is 102566063. The reversal of 102566053 is 350665201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 350665201 = 3923 ⋅89387.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102566053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102566033) 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 3 ways as a sum of consecutive naturals, for example, 97533 + ... + 98578.

It is an arithmetic number, because the mean of its divisors is an integer number (25690672).

Almost surely, 2^102566053 is an apocalyptic number.

It is an amenable number.

102566053 is a deficient number, since it is larger than the sum of its proper divisors (196635).

102566053 is an equidigital number, since it uses as much as digits as its factorization.

102566053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196634.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 102566053 is about 10127.4899654357. The cubic root of 102566053 is about 468.0955879579.

The spelling of 102566053 in words is "one hundred two million, five hundred sixty-six thousand, fifty-three".