1425204142 has 8 divisors (see below), whose sum is σ = 2147938632. Its totient is φ = 709224600.

The previous prime is 1425204119. The next prime is 1425204191. The reversal of 1425204142 is 2414025241.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1688209 + ... + 1689052.

It is an arithmetic number, because the mean of its divisors is an integer number (268492329).

Almost surely, 2^1425204142 is an apocalyptic number.

1425204142 is a deficient number, since it is larger than the sum of its proper divisors (722734490).

1425204142 is a wasteful number, since it uses less digits than its factorization.

1425204142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3377474.

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 1425204142 is about 37751.8760063656. The cubic root of 1425204142 is about 1125.3622910861.

Adding to 1425204142 its reverse (2414025241), we get a palindrome (3839229383).

The spelling of 1425204142 in words is "one billion, four hundred twenty-five million, two hundred four thousand, one hundred forty-two".