5461653409 has 9 divisors (see below), whose sum is σ = 5502079219. Its totient is φ = 5421524080.

The previous prime is 5461653401. The next prime is 5461653481. The reversal of 5461653409 is 9043561645.

The square root of 5461653409 is 73903.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3690927009 + 1770726400 = 60753^2 + 42080^2 .

It is not a de Polignac number, because 5461653409 - 2³ = 5461653401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5461653401) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 19436349 + ... + 19436629.

Almost surely, 2^5461653409 is an apocalyptic number.

5461653409 is the 73903-rd square number.

5461653409 is the 36952-nd centered octagonal number.

It is an amenable number.

5461653409 is a deficient number, since it is larger than the sum of its proper divisors (40425810).

5461653409 is an frugal number, since it uses more digits than its factorization.

5461653409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1088 (or 544 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 43.

The cubic root of 5461653409 is about 1761.0622686136.

The spelling of 5461653409 in words is "five billion, four hundred sixty-one million, six hundred fifty-three thousand, four hundred nine".