1425131553 has 8 divisors (see below), whose sum is σ = 1951531648. Its totient is φ = 924409584.

The previous prime is 1425131551. The next prime is 1425131567. The reversal of 1425131553 is 3551315241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1425131553 - 2¹ = 1425131551 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1425131553.

It is not an unprimeable number, because it can be changed into a prime (1425131551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6419401 + ... + 6419622.

It is an arithmetic number, because the mean of its divisors is an integer number (243941456).

Almost surely, 2^1425131553 is an apocalyptic number.

It is an amenable number.

1425131553 is a deficient number, since it is larger than the sum of its proper divisors (526400095).

1425131553 is a wasteful number, since it uses less digits than its factorization.

1425131553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12839063.

The product of its digits is 9000, while the sum is 30.

The square root of 1425131553 is about 37750.9145981922. The cubic root of 1425131553 is about 1125.3431849787.

Adding to 1425131553 its reverse (3551315241), we get a palindrome (4976446794).

The spelling of 1425131553 in words is "one billion, four hundred twenty-five million, one hundred thirty-one thousand, five hundred fifty-three".