425503653 has 4 divisors (see below), whose sum is σ = 567338208. Its totient is φ = 283669100.

The previous prime is 425503633. The next prime is 425503681. The reversal of 425503653 is 356305524.

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 a cyclic number.

It is not a de Polignac number, because 425503653 - 2¹³ = 425495461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425503633) 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, 70917273 + ... + 70917278.

It is an arithmetic number, because the mean of its divisors is an integer number (141834552).

Almost surely, 2^425503653 is an apocalyptic number.

It is an amenable number.

425503653 is a deficient number, since it is larger than the sum of its proper divisors (141834555).

425503653 is a wasteful number, since it uses less digits than its factorization.

425503653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141834554.

The product of its (nonzero) digits is 54000, while the sum is 33.

The square root of 425503653 is about 20627.7398907394. The cubic root of 425503653 is about 752.1441770536.

The spelling of 425503653 in words is "four hundred twenty-five million, five hundred three thousand, six hundred fifty-three".