103530253 has 8 divisors (see below), whose sum is σ = 105786648. Its totient is φ = 101285184.

The previous prime is 103530247. The next prime is 103530257. The reversal of 103530253 is 352035301.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 45724644 + 57805609 = 6762^2 + 7603^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103530253 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 (103530257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17151 + ... + 22387.

It is an arithmetic number, because the mean of its divisors is an integer number (13223331).

Almost surely, 2^103530253 is an apocalyptic number.

It is an amenable number.

103530253 is a deficient number, since it is larger than the sum of its proper divisors (2256395).

103530253 is an equidigital number, since it uses as much as digits as its factorization.

103530253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5663.

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 103530253 is about 10174.9817198853. The cubic root of 103530253 is about 469.5578352464.

Adding to 103530253 its reverse (352035301), we get a palindrome (455565554).

The spelling of 103530253 in words is "one hundred three million, five hundred thirty thousand, two hundred fifty-three".