5451269 has 2 divisors, whose sum is σ = 5451270. Its totient is φ = 5451268.

The previous prime is 5451263. The next prime is 5451283. The reversal of 5451269 is 9621545.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5230369 + 220900 = 2287^2 + 470^2 .

It is a cyclic number.

It is not a de Polignac number, because 5451269 - 2¹² = 5447173 is a prime.

It is a super-2 number, since 2×5451269² = 59432667420722, which contains 22 as substring.

It is a Sophie Germain prime.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5451263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2725634 + 2725635.

It is an arithmetic number, because the mean of its divisors is an integer number (2725635).

Almost surely, 2^5451269 is an apocalyptic number.

It is an amenable number.

5451269 is a deficient number, since it is larger than the sum of its proper divisors (1).

5451269 is an equidigital number, since it uses as much as digits as its factorization.

5451269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 32.

The square root of 5451269 is about 2334.7952801049. The cubic root of 5451269 is about 175.9945439941.

The spelling of 5451269 in words is "five million, four hundred fifty-one thousand, two hundred sixty-nine".