611441141 has 8 divisors (see below), whose sum is σ = 613864920. Its totient is φ = 609023232.

The previous prime is 611441113. The next prime is 611441143. The reversal of 611441141 is 141144116.

It can be written as a sum of positive squares in 4 ways, for example, as 122102500 + 489338641 = 11050^2 + 22121^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-611441141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611441143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347921 + ... + 349673.

It is an arithmetic number, because the mean of its divisors is an integer number (76733115).

Almost surely, 2^611441141 is an apocalyptic number.

It is an amenable number.

611441141 is a deficient number, since it is larger than the sum of its proper divisors (2423779).

611441141 is a wasteful number, since it uses less digits than its factorization.

611441141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2935.

The product of its digits is 384, while the sum is 23.

The square root of 611441141 is about 24727.3359058351. The cubic root of 611441141 is about 848.7599639209.

Adding to 611441141 its reverse (141144116), we get a palindrome (752585257).

The spelling of 611441141 in words is "six hundred eleven million, four hundred forty-one thousand, one hundred forty-one".