501425345 has 8 divisors (see below), whose sum is σ = 601874664. Its totient is φ = 401030784.

The previous prime is 501425339. The next prime is 501425357. The reversal of 501425345 is 543524105.

It can be written as a sum of positive squares in 4 ways, for example, as 215003569 + 286421776 = 14663^2 + 16924^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-501425345 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10277 + ... + 33293.

It is an arithmetic number, because the mean of its divisors is an integer number (75234333).

Almost surely, 2^501425345 is an apocalyptic number.

It is an amenable number.

501425345 is a deficient number, since it is larger than the sum of its proper divisors (100449319).

501425345 is a wasteful number, since it uses less digits than its factorization.

501425345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27379.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 501425345 is about 22392.5287763575. The cubic root of 501425345 is about 794.4540085061.

The spelling of 501425345 in words is "five hundred one million, four hundred twenty-five thousand, three hundred forty-five".