1425710289 has 8 divisors (see below), whose sum is σ = 1902266560. Its totient is φ = 949813776.

The previous prime is 1425710281. The next prime is 1425710291. The reversal of 1425710289 is 9820175241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1425710289 - 2³ = 1425710281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1425710281) 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 in 7 ways as a sum of consecutive naturals, for example, 159874 + ... + 168555.

It is an arithmetic number, because the mean of its divisors is an integer number (237783320).

Almost surely, 2^1425710289 is an apocalyptic number.

It is an amenable number.

1425710289 is a deficient number, since it is larger than the sum of its proper divisors (476556271).

1425710289 is a wasteful number, since it uses less digits than its factorization.

1425710289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329879.

The product of its (nonzero) digits is 40320, while the sum is 39.

The square root of 1425710289 is about 37758.5790119279. The cubic root of 1425710289 is about 1125.4954957068.

The spelling of 1425710289 in words is "one billion, four hundred twenty-five million, seven hundred ten thousand, two hundred eighty-nine".