420520414135 has 8 divisors (see below), whose sum is σ = 506500426080. Its totient is φ = 335165711904.

The previous prime is 420520414123. The next prime is 420520414211. The reversal of 420520414135 is 531414025024.

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

It is a cyclic number.

It is not a de Polignac number, because 420520414135 - 2⁵ = 420520414103 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 420520414097 and 420520414106.

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, 156325947 + ... + 156328636.

It is an arithmetic number, because the mean of its divisors is an integer number (63312553260).

Almost surely, 2^420520414135 is an apocalyptic number.

420520414135 is a deficient number, since it is larger than the sum of its proper divisors (85980011945).

420520414135 is a wasteful number, since it uses less digits than its factorization.

420520414135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312654857.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 420520414135 its reverse (531414025024), we get a palindrome (951934439159).

The spelling of 420520414135 in words is "four hundred twenty billion, five hundred twenty million, four hundred fourteen thousand, one hundred thirty-five".