11827995 has 16 divisors (see below), whose sum is σ = 18979872. Its totient is φ = 6289920.

The previous prime is 11827993. The next prime is 11827997. The reversal of 11827995 is 59972811.

It is an interprime number because it is at equal distance from previous prime (11827993) and next prime (11827997).

It is not a de Polignac number, because 11827995 - 2¹ = 11827993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11827993) 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, 5379 + ... + 7251.

It is an arithmetic number, because the mean of its divisors is an integer number (1186242).

Almost surely, 2^11827995 is an apocalyptic number.

11827995 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11827995 is a deficient number, since it is larger than the sum of its proper divisors (7151877).

11827995 is a wasteful number, since it uses less digits than its factorization.

11827995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2302.

The product of its digits is 45360, while the sum is 42.

The square root of 11827995 is about 3439.1852232760. The cubic root of 11827995 is about 227.8437102191.

The spelling of 11827995 in words is "eleven million, eight hundred twenty-seven thousand, nine hundred ninety-five".