1425738287 has 2 divisors, whose sum is σ = 1425738288. Its totient is φ = 1425738286.

The previous prime is 1425738247. The next prime is 1425738311. The reversal of 1425738287 is 7828375241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1425738287 - 2¹⁴ = 1425721903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1425738217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712869143 + 712869144.

It is an arithmetic number, because the mean of its divisors is an integer number (712869144).

Almost surely, 2^1425738287 is an apocalyptic number.

1425738287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1425738287 is an equidigital number, since it uses as much as digits as its factorization.

1425738287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 752640, while the sum is 47.

The square root of 1425738287 is about 37758.9497602886. The cubic root of 1425738287 is about 1125.5028631262.

The spelling of 1425738287 in words is "one billion, four hundred twenty-five million, seven hundred thirty-eight thousand, two hundred eighty-seven".