201502253 has 4 divisors (see below), whose sum is σ = 202190268. Its totient is φ = 200814240.

The previous prime is 201502247. The next prime is 201502267. The reversal of 201502253 is 352205102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 170119849 + 31382404 = 13043^2 + 5602^2 .

It is a cyclic number.

It is not a de Polignac number, because 201502253 - 2⁸ = 201501997 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 (201502243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343568 + ... + 344153.

It is an arithmetic number, because the mean of its divisors is an integer number (50547567).

Almost surely, 2^201502253 is an apocalyptic number.

It is an amenable number.

201502253 is a deficient number, since it is larger than the sum of its proper divisors (688015).

201502253 is an equidigital number, since it uses as much as digits as its factorization.

201502253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688014.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 201502253 is about 14195.1489248968. The cubic root of 201502253 is about 586.2641016607.

Adding to 201502253 its reverse (352205102), we get a palindrome (553707355).

The spelling of 201502253 in words is "two hundred one million, five hundred two thousand, two hundred fifty-three".