1013995 has 4 divisors (see below), whose sum is σ = 1216800. Its totient is φ = 811192.

The previous prime is 1013993. The next prime is 1014007. The reversal of 1013995 is 5993101.

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

It is a cyclic number.

It is not a de Polignac number, because 1013995 - 2¹ = 1013993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1013993) 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, 101395 + ... + 101404.

It is an arithmetic number, because the mean of its divisors is an integer number (304200).

2^1013995 is an apocalyptic number.

1013995 is a deficient number, since it is larger than the sum of its proper divisors (202805).

1013995 is an equidigital number, since it uses as much as digits as its factorization.

1013995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202804.

The product of its (nonzero) digits is 1215, while the sum is 28.

The square root of 1013995 is about 1006.9731873292. The cubic root of 1013995 is about 100.4643405414.

It can be divided in two parts, 101 and 3995, that added together give a 12-th power (4096 = 2¹²).

The spelling of 1013995 in words is "one million, thirteen thousand, nine hundred ninety-five".