1425133305 has 32 divisors (see below), whose sum is σ = 2592501120. Its totient is φ = 742392000.

The previous prime is 1425133289. The next prime is 1425133327. The reversal of 1425133305 is 5033315241.

1425133305 is a `hidden beast` number, since 142 + 513 + 3 + 3 + 0 + 5 = 666.

It is not a de Polignac number, because 1425133305 - 2⁴ = 1425133289 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon 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 31 ways as a sum of consecutive naturals, for example, 116946 + ... + 128555.

It is an arithmetic number, because the mean of its divisors is an integer number (81015660).

Almost surely, 2^1425133305 is an apocalyptic number.

1425133305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1425133305 is a deficient number, since it is larger than the sum of its proper divisors (1167367815).

1425133305 is a wasteful number, since it uses less digits than its factorization.

1425133305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245558 (or 245552 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 1425133305 is about 37750.9378029209. The cubic root of 1425133305 is about 1125.3436461292.

Adding to 1425133305 its reverse (5033315241), we get a palindrome (6458448546).

The spelling of 1425133305 in words is "one billion, four hundred twenty-five million, one hundred thirty-three thousand, three hundred five".