4621278541 has 4 divisors (see below), whose sum is σ = 5041394784. Its totient is φ = 4201162300.

The previous prime is 4621278539. The next prime is 4621278547. The reversal of 4621278541 is 1458721264.

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 4621278541 - 2¹ = 4621278539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4621278494 and 4621278503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4621278547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210058105 + ... + 210058126.

It is an arithmetic number, because the mean of its divisors is an integer number (1260348696).

Almost surely, 2^4621278541 is an apocalyptic number.

It is an amenable number.

4621278541 is a deficient number, since it is larger than the sum of its proper divisors (420116243).

4621278541 is a wasteful number, since it uses less digits than its factorization.

4621278541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420116242.

The product of its digits is 107520, while the sum is 40.

The square root of 4621278541 is about 67979.9863268595. The cubic root of 4621278541 is about 1665.6639328671.

The spelling of 4621278541 in words is "four billion, six hundred twenty-one million, two hundred seventy-eight thousand, five hundred forty-one".