1425242401 has 8 divisors (see below), whose sum is σ = 1562704704. Its totient is φ = 1289095920.

The previous prime is 1425242393. The next prime is 1425242419. The reversal of 1425242401 is 1042425241.

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

It is a cyclic number.

It is not a de Polignac number, because 1425242401 - 2³ = 1425242393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1425242501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326685 + ... + 331018.

It is an arithmetic number, because the mean of its divisors is an integer number (195338088).

Almost surely, 2^1425242401 is an apocalyptic number.

1425242401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1425242401 is a deficient number, since it is larger than the sum of its proper divisors (137462303).

1425242401 is a wasteful number, since it uses less digits than its factorization.

1425242401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657911.

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 1425242401 is about 37752.3827195053. The cubic root of 1425242401 is about 1125.3723609536.

Adding to 1425242401 its reverse (1042425241), we get a palindrome (2467667642).

The spelling of 1425242401 in words is "one billion, four hundred twenty-five million, two hundred forty-two thousand, four hundred one".