101818373 has 2 divisors, whose sum is σ = 101818374. Its totient is φ = 101818372.

The previous prime is 101818369. The next prime is 101818411. The reversal of 101818373 is 373818101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86081284 + 15737089 = 9278^2 + 3967^2 .

It is a cyclic number.

It is not a de Polignac number, because 101818373 - 2² = 101818369 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101818273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50909186 + 50909187.

It is an arithmetic number, because the mean of its divisors is an integer number (50909187).

Almost surely, 2^101818373 is an apocalyptic number.

It is an amenable number.

101818373 is a deficient number, since it is larger than the sum of its proper divisors (1).

101818373 is an equidigital number, since it uses as much as digits as its factorization.

101818373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 101818373 is about 10090.5090555432. The cubic root of 101818373 is about 466.9553809238.

It can be divided in two parts, 1018 and 18373, that added together give a palindrome (19391).

The spelling of 101818373 in words is "one hundred one million, eight hundred eighteen thousand, three hundred seventy-three".