16461461 has 4 divisors (see below), whose sum is σ = 16484832. Its totient is φ = 16438092.

The previous prime is 16461409. The next prime is 16461463. The reversal of 16461461 is 16416461.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 16416461 = 557 ⋅29473.

It is a cyclic number.

It is not a de Polignac number, because 16461461 - 2⁶ = 16461397 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 (16461463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10595 + ... + 12048.

It is an arithmetic number, because the mean of its divisors is an integer number (4121208).

Almost surely, 2^16461461 is an apocalyptic number.

It is an amenable number.

16461461 is a deficient number, since it is larger than the sum of its proper divisors (23371).

16461461 is an equidigital number, since it uses as much as digits as its factorization.

16461461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23370.

The product of its digits is 3456, while the sum is 29.

The square root of 16461461 is about 4057.2726060742. The cubic root of 16461461 is about 254.3838050306.

The spelling of 16461461 in words is "sixteen million, four hundred sixty-one thousand, four hundred sixty-one".