4312005541 has 8 divisors (see below), whose sum is σ = 4365555480. Its totient is φ = 4258775808.

The previous prime is 4312005527. The next prime is 4312005611. The reversal of 4312005541 is 1455002134.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2636822500 + 1675183041 = 51350^2 + 40929^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4312005541 - 2¹⁹ = 4311481253 is a prime.

It is a super-2 number, since 2×4312005541² = 37186783571229405362, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4312000541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52896 + ... + 106873.

It is an arithmetic number, because the mean of its divisors is an integer number (545694435).

Almost surely, 2^4312005541 is an apocalyptic number.

It is an amenable number.

4312005541 is a deficient number, since it is larger than the sum of its proper divisors (53549939).

4312005541 is a wasteful number, since it uses less digits than its factorization.

4312005541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160103.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 4312005541 is about 65665.8628284134. The cubic root of 4312005541 is about 1627.6453060637.

Adding to 4312005541 its reverse (1455002134), we get a palindrome (5767007675).

The spelling of 4312005541 in words is "four billion, three hundred twelve million, five thousand, five hundred forty-one".