1425033641 has 2 divisors, whose sum is σ = 1425033642. Its totient is φ = 1425033640.

The previous prime is 1425033629. The next prime is 1425033647. The reversal of 1425033641 is 1463305241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1384137616 + 40896025 = 37204^2 + 6395^2 .

It is a cyclic number.

It is not a de Polignac number, because 1425033641 - 2¹⁰ = 1425032617 is a prime.

It is not a weakly prime, because it can be changed into another prime (1425033647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712516820 + 712516821.

It is an arithmetic number, because the mean of its divisors is an integer number (712516821).

Almost surely, 2^1425033641 is an apocalyptic number.

It is an amenable number.

1425033641 is a deficient number, since it is larger than the sum of its proper divisors (1).

1425033641 is an equidigital number, since it uses as much as digits as its factorization.

1425033641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1425033641 is about 37749.6177596542. The cubic root of 1425033641 is about 1125.3174125917.

Adding to 1425033641 its reverse (1463305241), we get a palindrome (2888338882).

The spelling of 1425033641 in words is "one billion, four hundred twenty-five million, thirty-three thousand, six hundred forty-one".