1425547259 has 2 divisors, whose sum is σ = 1425547260. Its totient is φ = 1425547258.

The previous prime is 1425547241. The next prime is 1425547267. The reversal of 1425547259 is 9527455241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1425547259 - 2¹⁶ = 1425481723 is a prime.

It is not a weakly prime, because it can be changed into another prime (1425547759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712773629 + 712773630.

It is an arithmetic number, because the mean of its divisors is an integer number (712773630).

Almost surely, 2^1425547259 is an apocalyptic number.

1425547259 is a deficient number, since it is larger than the sum of its proper divisors (1).

1425547259 is an equidigital number, since it uses as much as digits as its factorization.

1425547259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 504000, while the sum is 44.

The square root of 1425547259 is about 37756.4201030765. The cubic root of 1425547259 is about 1125.4525939274.

The spelling of 1425547259 in words is "one billion, four hundred twenty-five million, five hundred forty-seven thousand, two hundred fifty-nine".