4145620547 has 2 divisors, whose sum is σ = 4145620548. Its totient is φ = 4145620546.

The previous prime is 4145620537. The next prime is 4145620559. The reversal of 4145620547 is 7450265414.

It is a happy number.

4145620547 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4145620547 - 2³⁰ = 3071878723 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4145620547.

It is not a weakly prime, because it can be changed into another prime (4145620517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2072810273 + 2072810274.

It is an arithmetic number, because the mean of its divisors is an integer number (2072810274).

Almost surely, 2^4145620547 is an apocalyptic number.

4145620547 is a deficient number, since it is larger than the sum of its proper divisors (1).

4145620547 is an equidigital number, since it uses as much as digits as its factorization.

4145620547 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 134400, while the sum is 38.

The square root of 4145620547 is about 64386.4935137797. The cubic root of 4145620547 is about 1606.4350925163.

The spelling of 4145620547 in words is "four billion, one hundred forty-five million, six hundred twenty thousand, five hundred forty-seven".