1013601 has 4 divisors (see below), whose sum is σ = 1351472. Its totient is φ = 675732.

The previous prime is 1013581. The next prime is 1013603. The reversal of 1013601 is 1063101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1013601 - 2⁵ = 1013569 is a prime.

It is a D-number.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1013603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168931 + ... + 168936.

It is an arithmetic number, because the mean of its divisors is an integer number (337868).

2^1013601 is an apocalyptic number.

It is an amenable number.

1013601 is a deficient number, since it is larger than the sum of its proper divisors (337871).

1013601 is an equidigital number, since it uses as much as digits as its factorization.

1013601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337870.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1013601 is about 1006.7775325264. Note that the first 3 decimals coincide. The cubic root of 1013601 is about 100.4513266448.

Adding to 1013601 its reverse (1063101), we get a palindrome (2076702).

The spelling of 1013601 in words is "one million, thirteen thousand, six hundred one".