54405067 has 2 divisors, whose sum is σ = 54405068. Its totient is φ = 54405066.

The previous prime is 54405041. The next prime is 54405079. The reversal of 54405067 is 76050445.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54405067 - 2⁷ = 54404939 is a prime.

It is a super-2 number, since 2×54405067² = 5919822630548978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (54405007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27202533 + 27202534.

It is an arithmetic number, because the mean of its divisors is an integer number (27202534).

Almost surely, 2^54405067 is an apocalyptic number.

54405067 is a deficient number, since it is larger than the sum of its proper divisors (1).

54405067 is an equidigital number, since it uses as much as digits as its factorization.

54405067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 54405067 is about 7375.9790536579. The cubic root of 54405067 is about 378.9190587448.

The spelling of 54405067 in words is "fifty-four million, four hundred five thousand, sixty-seven".