1423111425 has 24 divisors (see below), whose sum is σ = 2354703456. Its totient is φ = 758403840.

The previous prime is 1423111409. The next prime is 1423111439. The reversal of 1423111425 is 5241113241.

It is not a de Polignac number, because 1423111425 - 2⁴ = 1423111409 is a prime.

It is a super-2 number, since 2×1423111425² = 4050492255931061250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1423111395 and 1423111404.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 100377 + ... + 113673.

It is an arithmetic number, because the mean of its divisors is an integer number (98112644).

Almost surely, 2^1423111425 is an apocalyptic number.

1423111425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1423111425 is a deficient number, since it is larger than the sum of its proper divisors (931592031).

1423111425 is a wasteful number, since it uses less digits than its factorization.

1423111425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14737 (or 14732 counting only the distinct ones).

The product of its digits is 960, while the sum is 24.

The square root of 1423111425 is about 37724.1490957715. The cubic root of 1423111425 is about 1124.8112078257.

Adding to 1423111425 its reverse (5241113241), we get a palindrome (6664224666).

The spelling of 1423111425 in words is "one billion, four hundred twenty-three million, one hundred eleven thousand, four hundred twenty-five".