1425364138 has 8 divisors (see below), whose sum is σ = 2332414080. Its totient is φ = 647892780.

The previous prime is 1425364081. The next prime is 1425364141. The reversal of 1425364138 is 8314635241.

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

It is a junction number, because it is equal to n+sod(n) for n = 1425364097 and 1425364106.

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, 32394618 + ... + 32394661.

It is an arithmetic number, because the mean of its divisors is an integer number (291551760).

Almost surely, 2^1425364138 is an apocalyptic number.

1425364138 is a deficient number, since it is larger than the sum of its proper divisors (907049942).

1425364138 is a wasteful number, since it uses less digits than its factorization.

1425364138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64789292.

The product of its digits is 69120, while the sum is 37.

The square root of 1425364138 is about 37753.9949939076. The cubic root of 1425364138 is about 1125.4044012471.

Adding to 1425364138 its reverse (8314635241), we get a palindrome (9739999379).

It can be divided in two parts, 1425 and 364138, that added together give a palindrome (365563).

The spelling of 1425364138 in words is "one billion, four hundred twenty-five million, three hundred sixty-four thousand, one hundred thirty-eight".