1425451552 has 36 divisors (see below), whose sum is σ = 3264542190. Its totient is φ = 610907136.

The previous prime is 1425451537. The next prime is 1425451571. The reversal of 1425451552 is 2551545241.

It can be written as a sum of positive squares in only one way, i.e., 1219127056 + 206324496 = 34916^2 + 14364^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 452977 + ... + 456112.

Almost surely, 2^1425451552 is an apocalyptic number.

It is an amenable number.

1425451552 is an abundant number, since it is smaller than the sum of its proper divisors (1839090638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1425451552 is an equidigital number, since it uses as much as digits as its factorization.

1425451552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909113 (or 909098 counting only the distinct ones).

The product of its digits is 40000, while the sum is 34.

The square root of 1425451552 is about 37755.1526549688. The cubic root of 1425451552 is about 1125.4274068513.

Adding to 1425451552 its reverse (2551545241), we get a palindrome (3976996793).

The spelling of 1425451552 in words is "one billion, four hundred twenty-five million, four hundred fifty-one thousand, five hundred fifty-two".