11995320 has 32 divisors (see below), whose sum is σ = 35986320. Its totient is φ = 3198720.

The previous prime is 11995303. The next prime is 11995337. The reversal of 11995320 is 2359911.

It is an interprime number because it is at equal distance from previous prime (11995303) and next prime (11995337).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49861 + ... + 50100.

Almost surely, 2^11995320 is an apocalyptic number.

11995320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11995320 is an abundant number, since it is smaller than the sum of its proper divisors (23991000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11995320 is a wasteful number, since it uses less digits than its factorization.

11995320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99975 (or 99971 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 30.

The square root of 11995320 is about 3463.4260494487. The cubic root of 11995320 is about 228.9130820704.

The spelling of 11995320 in words is "eleven million, nine hundred ninety-five thousand, three hundred twenty".