1611461 has 8 divisors (see below), whose sum is σ = 1675800. Its totient is φ = 1548288.

The previous prime is 1611451. The next prime is 1611469. The reversal of 1611461 is 1641161.

It can be written as a sum of positive squares in 4 ways, for example, as 591361 + 1020100 = 769^2 + 1010^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1611461 - 2⁶ = 1611397 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 (1611469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3365 + ... + 3813.

It is an arithmetic number, because the mean of its divisors is an integer number (209475).

2^1611461 is an apocalyptic number.

It is an amenable number.

1611461 is a deficient number, since it is larger than the sum of its proper divisors (64339).

1611461 is an equidigital number, since it uses as much as digits as its factorization.

1611461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583.

The product of its digits is 144, while the sum is 20.

The square root of 1611461 is about 1269.4333381474. The cubic root of 1611461 is about 117.2393134196.

The spelling of 1611461 in words is "one million, six hundred eleven thousand, four hundred sixty-one".