425342101 has 4 divisors (see below), whose sum is σ = 440009100. Its totient is φ = 410675104.

The previous prime is 425342051. The next prime is 425342117. The reversal of 425342101 is 101243524.

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

It can be written as a sum of positive squares in 2 ways, for example, as 203034001 + 222308100 = 14249^2 + 14910^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425342101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425342131) 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, 7333456 + ... + 7333513.

It is an arithmetic number, because the mean of its divisors is an integer number (110002275).

Almost surely, 2^425342101 is an apocalyptic number.

It is an amenable number.

425342101 is a deficient number, since it is larger than the sum of its proper divisors (14666999).

425342101 is a wasteful number, since it uses less digits than its factorization.

425342101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14666998.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 425342101 is about 20623.8236270581. The cubic root of 425342101 is about 752.0489755384.

Adding to 425342101 its reverse (101243524), we get a palindrome (526585625).

The spelling of 425342101 in words is "four hundred twenty-five million, three hundred forty-two thousand, one hundred one".