1425527 has 2 divisors, whose sum is σ = 1425528. Its totient is φ = 1425526.

The previous prime is 1425521. The next prime is 1425539. The reversal of 1425527 is 7255241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1425527 - 2⁴ = 1425511 is a prime.

It is equal to p₁₀₈₈₈₁ and since 1425527 and 108881 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 1425496 and 1425505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1425521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712763 + 712764.

It is an arithmetic number, because the mean of its divisors is an integer number (712764).

2^1425527 is an apocalyptic number.

1425527 is a deficient number, since it is larger than the sum of its proper divisors (1).

1425527 is an equidigital number, since it uses as much as digits as its factorization.

1425527 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2800, while the sum is 26.

The square root of 1425527 is about 1193.9543542364. The cubic root of 1425527 is about 112.5447262489.

The spelling of 1425527 in words is "one million, four hundred twenty-five thousand, five hundred twenty-seven".