54540309403 has 2 divisors, whose sum is σ = 54540309404. Its totient is φ = 54540309402.

The previous prime is 54540309371. The next prime is 54540309431. The reversal of 54540309403 is 30490304545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54540309403 - 2⁵ = 54540309371 is a prime.

It is not a weakly prime, because it can be changed into another prime (54540309433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27270154701 + 27270154702.

It is an arithmetic number, because the mean of its divisors is an integer number (27270154702).

Almost surely, 2^54540309403 is an apocalyptic number.

54540309403 is a deficient number, since it is larger than the sum of its proper divisors (1).

54540309403 is an equidigital number, since it uses as much as digits as its factorization.

54540309403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 37.

The spelling of 54540309403 in words is "fifty-four billion, five hundred forty million, three hundred nine thousand, four hundred three".