13263601 has 8 divisors (see below), whose sum is σ = 14411880. Its totient is φ = 12133632.

The previous prime is 13263563. The next prime is 13263611. The reversal of 13263601 is 10636231.

13263601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 767376 + 12496225 = 876^2 + 3535^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 13263601 - 2¹¹ = 13261553 is a prime.

It is a super-2 number, since 2×13263601² = 351846222974402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13263611) 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, 3046 + ... + 5983.

It is an arithmetic number, because the mean of its divisors is an integer number (1801485).

Almost surely, 2^13263601 is an apocalyptic number.

It is an amenable number.

13263601 is a deficient number, since it is larger than the sum of its proper divisors (1148279).

13263601 is a wasteful number, since it uses less digits than its factorization.

13263601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9155.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 13263601 is about 3641.9227064835. The cubic root of 13263601 is about 236.7121134263.

Adding to 13263601 its reverse (10636231), we get a palindrome (23899832).

The spelling of 13263601 in words is "thirteen million, two hundred sixty-three thousand, six hundred one".