1420425453 has 8 divisors (see below), whose sum is σ = 1907725248. Its totient is φ = 940037984.

The previous prime is 1420425439. The next prime is 1420425469. The reversal of 1420425453 is 3545240241.

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 1420425453 - 2¹³ = 1420417261 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1420425453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420425953) 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, 1727601 + ... + 1728422.

It is an arithmetic number, because the mean of its divisors is an integer number (238465656).

Almost surely, 2^1420425453 is an apocalyptic number.

It is an amenable number.

1420425453 is a deficient number, since it is larger than the sum of its proper divisors (487299795).

1420425453 is a wasteful number, since it uses less digits than its factorization.

1420425453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3456163.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 1420425453 is about 37688.5321152204. The cubic root of 1420425453 is about 1124.1031081668.

Adding to 1420425453 its reverse (3545240241), we get a palindrome (4965665694).

The spelling of 1420425453 in words is "one billion, four hundred twenty million, four hundred twenty-five thousand, four hundred fifty-three".