416136243 has 4 divisors (see below), whose sum is σ = 554848328. Its totient is φ = 277424160.

The previous prime is 416136211. The next prime is 416136307. The reversal of 416136243 is 342631614.

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

It is not a de Polignac number, because 416136243 - 2⁵ = 416136211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 416136243.

It is not an unprimeable number, because it can be changed into a prime (416135243) 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, 69356038 + ... + 69356043.

It is an arithmetic number, because the mean of its divisors is an integer number (138712082).

Almost surely, 2^416136243 is an apocalyptic number.

416136243 is a deficient number, since it is larger than the sum of its proper divisors (138712085).

416136243 is a wasteful number, since it uses less digits than its factorization.

416136243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138712084.

The product of its digits is 10368, while the sum is 30.

The square root of 416136243 is about 20399.4177122780. The cubic root of 416136243 is about 746.5837174231.

Adding to 416136243 its reverse (342631614), we get a palindrome (758767857).

It can be divided in two parts, 4161 and 36243, that added together give a palindrome (40404).

The spelling of 416136243 in words is "four hundred sixteen million, one hundred thirty-six thousand, two hundred forty-three".