1425359717 has 2 divisors, whose sum is σ = 1425359718. Its totient is φ = 1425359716.

The previous prime is 1425359623. The next prime is 1425359723. The reversal of 1425359717 is 7179535241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1387488001 + 37871716 = 37249^2 + 6154^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1425359717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1425359017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712679858 + 712679859.

It is an arithmetic number, because the mean of its divisors is an integer number (712679859).

Almost surely, 2^1425359717 is an apocalyptic number.

It is an amenable number.

1425359717 is a deficient number, since it is larger than the sum of its proper divisors (1).

1425359717 is an equidigital number, since it uses as much as digits as its factorization.

1425359717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 264600, while the sum is 44.

The square root of 1425359717 is about 37753.9364437670. The cubic root of 1425359717 is about 1125.4032377040.

The spelling of 1425359717 in words is "one billion, four hundred twenty-five million, three hundred fifty-nine thousand, seven hundred seventeen".