54070691 has 2 divisors, whose sum is σ = 54070692. Its totient is φ = 54070690.

The previous prime is 54070669. The next prime is 54070699. The reversal of 54070691 is 19607045.

It is a happy number.

54070691 is digitally balanced in base 2, 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 54070691 - 2¹⁴ = 54054307 is a prime.

It is not a weakly prime, because it can be changed into another prime (54070699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27035345 + 27035346.

It is an arithmetic number, because the mean of its divisors is an integer number (27035346).

Almost surely, 2^54070691 is an apocalyptic number.

54070691 is a deficient number, since it is larger than the sum of its proper divisors (1).

54070691 is an equidigital number, since it uses as much as digits as its factorization.

54070691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 54070691 is about 7353.2775685404. The cubic root of 54070691 is about 378.1411783803.

The spelling of 54070691 in words is "fifty-four million, seventy thousand, six hundred ninety-one".