1425054105 has 24 divisors (see below), whose sum is σ = 2471644032. Its totient is φ = 759551904.

The previous prime is 1425054077. The next prime is 1425054109. The reversal of 1425054105 is 5014505241.

1425054105 is a `hidden beast` number, since 142 + 505 + 4 + 10 + 5 = 666.

It is not a de Polignac number, because 1425054105 - 2⁵ = 1425054073 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1425054109) 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, 69552 + ... + 87678.

It is an arithmetic number, because the mean of its divisors is an integer number (102985168).

Almost surely, 2^1425054105 is an apocalyptic number.

1425054105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1425054105 is a deficient number, since it is larger than the sum of its proper divisors (1046589927).

1425054105 is a wasteful number, since it uses less digits than its factorization.

1425054105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19885 (or 19882 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 1425054105 is about 37749.8888077833. Note that the first 4 decimals coincide. The cubic root of 1425054105 is about 1125.3227992214.

Adding to 1425054105 its reverse (5014505241), we get a palindrome (6439559346).

The spelling of 1425054105 in words is "one billion, four hundred twenty-five million, fifty-four thousand, one hundred five".