420677711 has 4 divisors (see below), whose sum is σ = 420732312. Its totient is φ = 420623112.

The previous prime is 420677701. The next prime is 420677717. The reversal of 420677711 is 117776024.

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 420677711 - 2²⁶ = 353568847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420677717) 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, 13376 + ... + 31941.

It is an arithmetic number, because the mean of its divisors is an integer number (105183078).

Almost surely, 2^420677711 is an apocalyptic number.

420677711 is a deficient number, since it is larger than the sum of its proper divisors (54601).

420677711 is an equidigital number, since it uses as much as digits as its factorization.

420677711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54600.

The product of its (nonzero) digits is 16464, while the sum is 35.

The square root of 420677711 is about 20510.4293226641. The cubic root of 420677711 is about 749.2898231515.

The spelling of 420677711 in words is "four hundred twenty million, six hundred seventy-seven thousand, seven hundred eleven".