1425634103 has 4 divisors (see below), whose sum is σ = 1438250448. Its totient is φ = 1413017760.

The previous prime is 1425634099. The next prime is 1425634141. The reversal of 1425634103 is 3014365241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3014365241 = 29 ⋅103943629.

It is a cyclic number.

It is not a de Polignac number, because 1425634103 - 2² = 1425634099 is a prime.

It is a super-2 number, since 2×1425634103² = 4064865191273229218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425634153) by changing a digit.

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, 6308003 + ... + 6308228.

It is an arithmetic number, because the mean of its divisors is an integer number (359562612).

Almost surely, 2^1425634103 is an apocalyptic number.

1425634103 is a deficient number, since it is larger than the sum of its proper divisors (12616345).

1425634103 is a wasteful number, since it uses less digits than its factorization.

1425634103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12616344.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1425634103 is about 37757.5701416286. The cubic root of 1425634103 is about 1125.4754475648.

Adding to 1425634103 its reverse (3014365241), we get a palindrome (4439999344).

The spelling of 1425634103 in words is "one billion, four hundred twenty-five million, six hundred thirty-four thousand, one hundred three".