1425210135 has 16 divisors (see below), whose sum is σ = 2289804000. Its totient is φ = 756956160.

The previous prime is 1425210119. The next prime is 1425210167. The reversal of 1425210135 is 5310125241.

It is a happy number.

It is not a de Polignac number, because 1425210135 - 2⁴ = 1425210119 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193510 + ... + 200739.

It is an arithmetic number, because the mean of its divisors is an integer number (143112750).

Almost surely, 2^1425210135 is an apocalyptic number.

1425210135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1425210135 is a deficient number, since it is larger than the sum of its proper divisors (864593865).

1425210135 is a wasteful number, since it uses less digits than its factorization.

1425210135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394498.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1425210135 is about 37751.9553798211. The cubic root of 1425210135 is about 1125.3638684710.

Adding to 1425210135 its reverse (5310125241), we get a palindrome (6735335376).

The spelling of 1425210135 in words is "one billion, four hundred twenty-five million, two hundred ten thousand, one hundred thirty-five".