425170451 has 4 divisors (see below), whose sum is σ = 435540504. Its totient is φ = 414800400.

The previous prime is 425170439. The next prime is 425170481. The reversal of 425170451 is 154071524.

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 425170451 - 2¹⁰ = 425169427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425170481) 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, 5184965 + ... + 5185046.

It is an arithmetic number, because the mean of its divisors is an integer number (108885126).

Almost surely, 2^425170451 is an apocalyptic number.

425170451 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

425170451 is a deficient number, since it is larger than the sum of its proper divisors (10370053).

425170451 is a wasteful number, since it uses less digits than its factorization.

425170451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10370052.

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 425170451 is about 20619.6617576526. The cubic root of 425170451 is about 751.9477969223.

The spelling of 425170451 in words is "four hundred twenty-five million, one hundred seventy thousand, four hundred fifty-one".