611332201 has 6 divisors (see below), whose sum is σ = 645201402. Its totient is φ = 579156480.

The previous prime is 611332177. The next prime is 611332207. The reversal of 611332201 is 102233116.

It can be written as a sum of positive squares in only one way, i.e., 590538601 + 20793600 = 24301^2 + 4560^2 .

It is not a de Polignac number, because 611332201 - 2¹⁹ = 610807913 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (611332207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 846360 + ... + 847081.

It is an arithmetic number, because the mean of its divisors is an integer number (107533567).

Almost surely, 2^611332201 is an apocalyptic number.

It is an amenable number.

611332201 is a deficient number, since it is larger than the sum of its proper divisors (33869201).

611332201 is a wasteful number, since it uses less digits than its factorization.

611332201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1693479 (or 1693460 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 611332201 is about 24725.1329824533. The cubic root of 611332201 is about 848.7095532893.

Adding to 611332201 its reverse (102233116), we get a palindrome (713565317).

The spelling of 611332201 in words is "six hundred eleven million, three hundred thirty-two thousand, two hundred one".