103493653 has 2 divisors, whose sum is σ = 103493654. Its totient is φ = 103493652.

The previous prime is 103493641. The next prime is 103493657. The reversal of 103493653 is 356394301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85710564 + 17783089 = 9258^2 + 4217^2 .

It is a cyclic number.

It is not a de Polignac number, because 103493653 - 2¹³ = 103485461 is a prime.

It is a super-2 number, since 2×103493653² = 21421872422568818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103493657) 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 as a sum of consecutive naturals, namely, 51746826 + 51746827.

It is an arithmetic number, because the mean of its divisors is an integer number (51746827).

Almost surely, 2^103493653 is an apocalyptic number.

It is an amenable number.

103493653 is a deficient number, since it is larger than the sum of its proper divisors (1).

103493653 is an equidigital number, since it uses as much as digits as its factorization.

103493653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 34.

The square root of 103493653 is about 10173.1830318736. The cubic root of 103493653 is about 469.5024960522.

The spelling of 103493653 in words is "one hundred three million, four hundred ninety-three thousand, six hundred fifty-three".