1425064233 has 4 divisors (see below), whose sum is σ = 1900085648. Its totient is φ = 950042820.

The previous prime is 1425064211. The next prime is 1425064261. The reversal of 1425064233 is 3324605241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1425064233 - 2¹⁰ = 1425063209 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1425064233.

It is not an unprimeable number, because it can be changed into a prime (1425064283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237510703 + ... + 237510708.

It is an arithmetic number, because the mean of its divisors is an integer number (475021412).

Almost surely, 2^1425064233 is an apocalyptic number.

It is an amenable number.

1425064233 is a deficient number, since it is larger than the sum of its proper divisors (475021415).

1425064233 is an equidigital number, since it uses as much as digits as its factorization.

1425064233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475021414.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 1425064233 is about 37750.0229536354. The cubic root of 1425064233 is about 1125.3254651417.

Adding to 1425064233 its reverse (3324605241), we get a palindrome (4749669474).

The spelling of 1425064233 in words is "one billion, four hundred twenty-five million, sixty-four thousand, two hundred thirty-three".