54409379 has 2 divisors, whose sum is σ = 54409380. Its totient is φ = 54409378.

The previous prime is 54409357. The next prime is 54409391. The reversal of 54409379 is 97390445.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54409379 - 2¹² = 54405283 is a prime.

It is not a weakly prime, because it can be changed into another prime (54409079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27204689 + 27204690.

It is an arithmetic number, because the mean of its divisors is an integer number (27204690).

Almost surely, 2^54409379 is an apocalyptic number.

54409379 is a deficient number, since it is larger than the sum of its proper divisors (1).

54409379 is an equidigital number, since it uses as much as digits as its factorization.

54409379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 54409379 is about 7376.2713480457. The cubic root of 54409379 is about 378.9290691838.

The spelling of 54409379 in words is "fifty-four million, four hundred nine thousand, three hundred seventy-nine".