5451261 has 4 divisors (see below), whose sum is σ = 7268352. Its totient is φ = 3634172.

The previous prime is 5451241. The next prime is 5451263. The reversal of 5451261 is 1621545.

5451261 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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.

It is a cyclic number.

It is not a de Polignac number, because 5451261 - 2⁹ = 5450749 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5451263) 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, 908541 + ... + 908546.

It is an arithmetic number, because the mean of its divisors is an integer number (1817088).

Almost surely, 2^5451261 is an apocalyptic number.

It is an amenable number.

5451261 is a deficient number, since it is larger than the sum of its proper divisors (1817091).

5451261 is a wasteful number, since it uses less digits than its factorization.

5451261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1817090.

The product of its digits is 1200, while the sum is 24.

The square root of 5451261 is about 2334.7935668919. The cubic root of 5451261 is about 175.9944579006.

It can be divided in two parts, 54 and 51261, that added together give a palindrome (51315).

The spelling of 5451261 in words is "five million, four hundred fifty-one thousand, two hundred sixty-one".