36405043 has 4 divisors (see below), whose sum is σ = 36646288. Its totient is φ = 36163800.

The previous prime is 36405029. The next prime is 36405059. The reversal of 36405043 is 34050463.

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 36405043 - 2²¹ = 34307891 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36404999 and 36405017.

It is not an unprimeable number, because it can be changed into a prime (36405013) 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, 120396 + ... + 120697.

It is an arithmetic number, because the mean of its divisors is an integer number (9161572).

Almost surely, 2^36405043 is an apocalyptic number.

36405043 is a deficient number, since it is larger than the sum of its proper divisors (241245).

36405043 is a wasteful number, since it uses less digits than its factorization.

36405043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241244.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 36405043 is about 6033.6591716802. The cubic root of 36405043 is about 331.4264635663.

It can be divided in two parts, 3 and 6405043, that added together give a palindrome (6405046).

The spelling of 36405043 in words is "thirty-six million, four hundred five thousand, forty-three".