420179051 has 4 divisors (see below), whose sum is σ = 422526600. Its totient is φ = 417831504.

The previous prime is 420179003. The next prime is 420179083. The reversal of 420179051 is 150971024.

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

It is a cyclic number.

It is not a de Polignac number, because 420179051 - 2²⁶ = 353070187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (420179251) 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, 1173506 + ... + 1173863.

It is an arithmetic number, because the mean of its divisors is an integer number (105631650).

Almost surely, 2^420179051 is an apocalyptic number.

420179051 is a deficient number, since it is larger than the sum of its proper divisors (2347549).

420179051 is a wasteful number, since it uses less digits than its factorization.

420179051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2347548.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 420179051 is about 20498.2694635425. The cubic root of 420179051 is about 748.9936434511.

The spelling of 420179051 in words is "four hundred twenty million, one hundred seventy-nine thousand, fifty-one".