1425420451001 has 4 divisors (see below), whose sum is σ = 1471401755904. Its totient is φ = 1379439146100.

The previous prime is 1425420450989. The next prime is 1425420451027. The reversal of 1425420451001 is 1001540245241.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1425420451001 - 2¹⁴ = 1425420434617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1425420451031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22990652405 + ... + 22990652466.

It is an arithmetic number, because the mean of its divisors is an integer number (367850438976).

Almost surely, 2^{1425420451001} is an apocalyptic number.

It is an amenable number.

1425420451001 is a deficient number, since it is larger than the sum of its proper divisors (45981304903).

1425420451001 is an equidigital number, since it uses as much as digits as its factorization.

1425420451001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45981304902.

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 1425420451001 its reverse (1001540245241), we get a palindrome (2426960696242).

The spelling of 1425420451001 in words is "one trillion, four hundred twenty-five billion, four hundred twenty million, four hundred fifty-one thousand, one".