4540155479 has 2 divisors, whose sum is σ = 4540155480. Its totient is φ = 4540155478.

The previous prime is 4540155443. The next prime is 4540155493. The reversal of 4540155479 is 9745510454.

4540155479 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4540155479 - 2⁸ = 4540155223 is a prime.

It is a super-2 number, since 2×4540155479² = 41226023546987438882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4540155409) 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 as a sum of consecutive naturals, namely, 2270077739 + 2270077740.

It is an arithmetic number, because the mean of its divisors is an integer number (2270077740).

Almost surely, 2^4540155479 is an apocalyptic number.

4540155479 is a deficient number, since it is larger than the sum of its proper divisors (1).

4540155479 is an equidigital number, since it uses as much as digits as its factorization.

4540155479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504000, while the sum is 44.

The square root of 4540155479 is about 67380.6758573999. The cubic root of 4540155479 is about 1655.8598476406.

The spelling of 4540155479 in words is "four billion, five hundred forty million, one hundred fifty-five thousand, four hundred seventy-nine".