611027201 has 4 divisors (see below), whose sum is σ = 614919252. Its totient is φ = 607135152.

The previous prime is 611027173. The next prime is 611027231. The reversal of 611027201 is 102720116.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 329458801 + 281568400 = 18151^2 + 16780^2 .

It is a cyclic number.

It is not a de Polignac number, because 611027201 - 2¹⁴ = 611010817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (611027231) 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 3 ways as a sum of consecutive naturals, for example, 1945790 + ... + 1946103.

It is an arithmetic number, because the mean of its divisors is an integer number (153729813).

Almost surely, 2^611027201 is an apocalyptic number.

It is an amenable number.

611027201 is a deficient number, since it is larger than the sum of its proper divisors (3892051).

611027201 is a wasteful number, since it uses less digits than its factorization.

611027201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3892050.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 611027201 is about 24718.9643998287. The cubic root of 611027201 is about 848.5683864660.

Adding to 611027201 its reverse (102720116), we get a palindrome (713747317).

The spelling of 611027201 in words is "six hundred eleven million, twenty-seven thousand, two hundred one".