425116453 has 4 divisors (see below), whose sum is σ = 425157868. Its totient is φ = 425075040.

The previous prime is 425116451. The next prime is 425116463. The reversal of 425116453 is 354611524.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 376088449 + 49028004 = 19393^2 + 7002^2 .

It is a cyclic number.

It is not a de Polignac number, because 425116453 - 2¹ = 425116451 is a prime.

It is a super-2 number, since 2×425116453² = 361447997222602418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425116451) 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, 7483 + ... + 30103.

It is an arithmetic number, because the mean of its divisors is an integer number (106289467).

Almost surely, 2^425116453 is an apocalyptic number.

It is an amenable number.

425116453 is a deficient number, since it is larger than the sum of its proper divisors (41415).

425116453 is a wasteful number, since it uses less digits than its factorization.

425116453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41414.

The product of its digits is 14400, while the sum is 31.

The square root of 425116453 is about 20618.3523347526. The cubic root of 425116453 is about 751.9159623203.

Adding to 425116453 its reverse (354611524), we get a palindrome (779727977).

The spelling of 425116453 in words is "four hundred twenty-five million, one hundred sixteen thousand, four hundred fifty-three".