420452135 has 8 divisors (see below), whose sum is σ = 512073456. Its totient is φ = 331341120.

The previous prime is 420452129. The next prime is 420452161. The reversal of 420452135 is 531254024.

It is a happy number.

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

It is not a de Polignac number, because 420452135 - 2¹⁰ = 420451111 is a prime.

It is a Duffinian number.

It is a congruent 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, 627206 + ... + 627875.

It is an arithmetic number, because the mean of its divisors is an integer number (64009182).

Almost surely, 2^420452135 is an apocalyptic number.

420452135 is a deficient number, since it is larger than the sum of its proper divisors (91621321).

420452135 is a wasteful number, since it uses less digits than its factorization.

420452135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255153.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 420452135 is about 20504.9295292620. The cubic root of 420452135 is about 749.1558710255.

The spelling of 420452135 in words is "four hundred twenty million, four hundred fifty-two thousand, one hundred thirty-five".