1423142625 has 32 divisors (see below), whose sum is σ = 2372048640. Its totient is φ = 757747200.

The previous prime is 1423142587. The next prime is 1423142647. The reversal of 1423142625 is 5262413241.

It is not a de Polignac number, because 1423142625 - 2²⁰ = 1422094049 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1423142592 and 1423142601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 249556 + ... + 255194.

It is an arithmetic number, because the mean of its divisors is an integer number (74126520).

Almost surely, 2^1423142625 is an apocalyptic number.

1423142625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1423142625 is a deficient number, since it is larger than the sum of its proper divisors (948906015).

1423142625 is an equidigital number, since it uses as much as digits as its factorization.

1423142625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6330 (or 6320 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

The square root of 1423142625 is about 37724.5626217190. The cubic root of 1423142625 is about 1124.8194278083.

Adding to 1423142625 its reverse (5262413241), we get a palindrome (6685555866).

The spelling of 1423142625 in words is "one billion, four hundred twenty-three million, one hundred forty-two thousand, six hundred twenty-five".