11532147 has 12 divisors (see below), whose sum is σ = 16901640. Its totient is φ = 6988960.

The previous prime is 11532133. The next prime is 11532149. The reversal of 11532147 is 74123511.

It is not a de Polignac number, because 11532147 - 2¹⁰ = 11531123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11532149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15522 + ... + 16247.

It is an arithmetic number, because the mean of its divisors is an integer number (1408470).

Almost surely, 2^11532147 is an apocalyptic number.

11532147 is a deficient number, since it is larger than the sum of its proper divisors (5369493).

11532147 is a wasteful number, since it uses less digits than its factorization.

11532147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31794 (or 31783 counting only the distinct ones).

The product of its digits is 840, while the sum is 24.

The square root of 11532147 is about 3395.9015003383. The cubic root of 11532147 is about 225.9279993575.

Adding to 11532147 its reverse (74123511), we get a palindrome (85655658).

It can be divided in two parts, 11532 and 147, that multiplied together give a square (1695204 = 1302²).

The spelling of 11532147 in words is "eleven million, five hundred thirty-two thousand, one hundred forty-seven".