420150541 has 4 divisors (see below), whose sum is σ = 421701184. Its totient is φ = 418599900.

The previous prime is 420150527. The next prime is 420150559. The reversal of 420150541 is 145051024.

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 420150541 - 2¹¹ = 420148493 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 (420150571) 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, 774915 + ... + 775456.

It is an arithmetic number, because the mean of its divisors is an integer number (105425296).

Almost surely, 2^420150541 is an apocalyptic number.

It is an amenable number.

420150541 is a deficient number, since it is larger than the sum of its proper divisors (1550643).

420150541 is a wasteful number, since it uses less digits than its factorization.

420150541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1550642.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 420150541 is about 20497.5740271867. The cubic root of 420150541 is about 748.9767028225.

The spelling of 420150541 in words is "four hundred twenty million, one hundred fifty thousand, five hundred forty-one".