425370451 has 4 divisors (see below), whose sum is σ = 464040504. Its totient is φ = 386700400.

The previous prime is 425370397. The next prime is 425370467. The reversal of 425370451 is 154073524.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 425370451 - 2¹¹ = 425368403 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425370551) 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, 19335010 + ... + 19335031.

It is an arithmetic number, because the mean of its divisors is an integer number (116010126).

Almost surely, 2^425370451 is an apocalyptic number.

425370451 is a deficient number, since it is larger than the sum of its proper divisors (38670053).

425370451 is a wasteful number, since it uses less digits than its factorization.

425370451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38670052.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 425370451 is about 20624.5109275347. The cubic root of 425370451 is about 752.0656837479.

The spelling of 425370451 in words is "four hundred twenty-five million, three hundred seventy thousand, four hundred fifty-one".