102690593 has 2 divisors, whose sum is σ = 102690594. Its totient is φ = 102690592.

The previous prime is 102690589. The next prime is 102690613. The reversal of 102690593 is 395096201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54346384 + 48344209 = 7372^2 + 6953^2 .

It is a cyclic number.

It is not a de Polignac number, because 102690593 - 2² = 102690589 is a prime.

It is equal to p_5907545 and since 102690593 and 5907545 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (102690563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51345296 + 51345297.

It is an arithmetic number, because the mean of its divisors is an integer number (51345297).

Almost surely, 2^102690593 is an apocalyptic number.

It is an amenable number.

102690593 is a deficient number, since it is larger than the sum of its proper divisors (1).

102690593 is an equidigital number, since it uses as much as digits as its factorization.

102690593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 35.

The square root of 102690593 is about 10133.6367114674. The cubic root of 102690593 is about 468.2849717528.

It can be divided in two parts, 1026 and 90593, that added together give a palindrome (91619).

The spelling of 102690593 in words is "one hundred two million, six hundred ninety thousand, five hundred ninety-three".