253502601 has 16 divisors (see below), whose sum is σ = 381447360. Its totient is φ = 148339520.

The previous prime is 253502591. The next prime is 253502603. The reversal of 253502601 is 106205352.

It is a cyclic number.

It is not a de Polignac number, because 253502601 - 2⁵ = 253502569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253502603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131490 + ... + 133403.

It is an arithmetic number, because the mean of its divisors is an integer number (23840460).

Almost surely, 2^253502601 is an apocalyptic number.

It is an amenable number.

253502601 is a deficient number, since it is larger than the sum of its proper divisors (127944759).

253502601 is a wasteful number, since it uses less digits than its factorization.

253502601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264936.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 253502601 is about 15921.7650089429. The cubic root of 253502601 is about 632.8888918489. Note that the first 4 decimals are identical.

Adding to 253502601 its reverse (106205352), we get a palindrome (359707953).

The spelling of 253502601 in words is "two hundred fifty-three million, five hundred two thousand, six hundred one".