1425430142 has 8 divisors (see below), whose sum is σ = 2148999336. Its totient is φ = 709097032.

The previous prime is 1425430121. The next prime is 1425430157. The reversal of 1425430142 is 2410345241.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1808528 + ... + 1809315.

It is an arithmetic number, because the mean of its divisors is an integer number (268624917).

Almost surely, 2^1425430142 is an apocalyptic number.

1425430142 is a deficient number, since it is larger than the sum of its proper divisors (723569194).

1425430142 is a wasteful number, since it uses less digits than its factorization.

1425430142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3618042.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1425430142 is about 37754.8691164464. The cubic root of 1425430142 is about 1125.4217722575.

Adding to 1425430142 its reverse (2410345241), we get a palindrome (3835775383).

The spelling of 1425430142 in words is "one billion, four hundred twenty-five million, four hundred thirty thousand, one hundred forty-two".