11731152 has 20 divisors (see below), whose sum is σ = 30305600. Its totient is φ = 3910368.

The previous prime is 11731141. The next prime is 11731163. The reversal of 11731152 is 25113711.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11731141) and next prime (11731163).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122152 + ... + 122247.

It is an arithmetic number, because the mean of its divisors is an integer number (1515280).

Almost surely, 2^11731152 is an apocalyptic number.

11731152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11731152 is an abundant number, since it is smaller than the sum of its proper divisors (18574448).

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

11731152 is a wasteful number, since it uses less digits than its factorization.

11731152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244410 (or 244404 counting only the distinct ones).

The product of its digits is 210, while the sum is 21.

The square root of 11731152 is about 3425.0769334425. The cubic root of 11731152 is about 227.2201736038.

Adding to 11731152 its reverse (25113711), we get a palindrome (36844863).

The spelling of 11731152 in words is "eleven million, seven hundred thirty-one thousand, one hundred fifty-two".