54407407 has 2 divisors, whose sum is σ = 54407408. Its totient is φ = 54407406.

The previous prime is 54407399. The next prime is 54407447. The reversal of 54407407 is 70470445.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54407407 - 2³ = 54407399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54407447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27203703 + 27203704.

It is an arithmetic number, because the mean of its divisors is an integer number (27203704).

Almost surely, 2^54407407 is an apocalyptic number.

54407407 is a deficient number, since it is larger than the sum of its proper divisors (1).

54407407 is an equidigital number, since it uses as much as digits as its factorization.

54407407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15680, while the sum is 31.

The square root of 54407407 is about 7376.1376749624. The cubic root of 54407407 is about 378.9244911915.

The spelling of 54407407 in words is "fifty-four million, four hundred seven thousand, four hundred seven".