611127312 has 80 divisors (see below), whose sum is σ = 1617003648. Its totient is φ = 198814720.

The previous prime is 611127241. The next prime is 611127313. The reversal of 611127312 is 213721116.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (611127313) 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, 592237 + ... + 593267.

Almost surely, 2^611127312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 611127312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (808501824).

611127312 is an abundant number, since it is smaller than the sum of its proper divisors (1005876336).

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

611127312 is a wasteful number, since it uses less digits than its factorization.

611127312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1328 (or 1322 counting only the distinct ones).

The product of its digits is 504, while the sum is 24.

The square root of 611127312 is about 24720.9893005923. The cubic root of 611127312 is about 848.6147272238.

Adding to 611127312 its reverse (213721116), we get a palindrome (824848428).

The spelling of 611127312 in words is "six hundred eleven million, one hundred twenty-seven thousand, three hundred twelve".