1425894347 has 2 divisors, whose sum is σ = 1425894348. Its totient is φ = 1425894346.

The previous prime is 1425894307. The next prime is 1425894367. The reversal of 1425894347 is 7434985241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1425894347 - 2¹⁸ = 1425632203 is a prime.

It is not a weakly prime, because it can be changed into another prime (1425894307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712947173 + 712947174.

It is an arithmetic number, because the mean of its divisors is an integer number (712947174).

Almost surely, 2^1425894347 is an apocalyptic number.

1425894347 is a deficient number, since it is larger than the sum of its proper divisors (1).

1425894347 is an equidigital number, since it uses as much as digits as its factorization.

1425894347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 47.

The square root of 1425894347 is about 37761.0162336768. The cubic root of 1425894347 is about 1125.5439271302.

It can be divided in two parts, 1425894 and 347, that added together give a palindrome (1426241).

The spelling of 1425894347 in words is "one billion, four hundred twenty-five million, eight hundred ninety-four thousand, three hundred forty-seven".