425136801 has 4 divisors (see below), whose sum is σ = 566849072. Its totient is φ = 283424532.

The previous prime is 425136757. The next prime is 425136809. The reversal of 425136801 is 108631524.

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 not a de Polignac number, because 425136801 - 2²¹ = 423039649 is a prime.

It is a super-3 number, since 3×425136801³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425136809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70856131 + ... + 70856136.

It is an arithmetic number, because the mean of its divisors is an integer number (141712268).

Almost surely, 2^425136801 is an apocalyptic number.

It is an amenable number.

425136801 is a deficient number, since it is larger than the sum of its proper divisors (141712271).

425136801 is a wasteful number, since it uses less digits than its factorization.

425136801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141712270.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 425136801 is about 20618.8457727391. The cubic root of 425136801 is about 751.9279588308.

The spelling of 425136801 in words is "four hundred twenty-five million, one hundred thirty-six thousand, eight hundred one".