1612423425 has 24 divisors (see below), whose sum is σ = 2667418560. Its totient is φ = 859460800.

The previous prime is 1612423363. The next prime is 1612423427. The reversal of 1612423425 is 5243242161.

It is not a de Polignac number, because 1612423425 - 2⁷ = 1612423297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1612423392 and 1612423401.

It is not an unprimeable number, because it can be changed into a prime (1612423427) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 149980 + ... + 160370.

It is an arithmetic number, because the mean of its divisors is an integer number (111142440).

Almost surely, 2^1612423425 is an apocalyptic number.

1612423425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1612423425 is a deficient number, since it is larger than the sum of its proper divisors (1054995135).

1612423425 is a wasteful number, since it uses less digits than its factorization.

1612423425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12473 (or 12468 counting only the distinct ones).

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

The square root of 1612423425 is about 40154.9925289496. The cubic root of 1612423425 is about 1172.6264868098.

Adding to 1612423425 its reverse (5243242161), we get a palindrome (6855665586).

The spelling of 1612423425 in words is "one billion, six hundred twelve million, four hundred twenty-three thousand, four hundred twenty-five".