611541232 has 20 divisors (see below), whose sum is σ = 1187688616. Its totient is φ = 305040960.

The previous prime is 611541211. The next prime is 611541233. The reversal of 611541232 is 232145116.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 611541197 and 611541206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611541233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38658 + ... + 52129.

Almost surely, 2^611541232 is an apocalyptic number.

It is an amenable number.

611541232 is a deficient number, since it is larger than the sum of its proper divisors (576147384).

611541232 is a wasteful number, since it uses less digits than its factorization.

611541232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91216 (or 91210 counting only the distinct ones).

The product of its digits is 1440, while the sum is 25.

The square root of 611541232 is about 24729.3597167416. The cubic root of 611541232 is about 848.8062745101.

Adding to 611541232 its reverse (232145116), we get a palindrome (843686348).

The spelling of 611541232 in words is "six hundred eleven million, five hundred forty-one thousand, two hundred thirty-two".