48612391 has 2 divisors, whose sum is σ = 48612392. Its totient is φ = 48612390.

The previous prime is 48612373. The next prime is 48612407. The reversal of 48612391 is 19321684.

48612391 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 48612391 - 2⁵ = 48612359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48612301) 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, 24306195 + 24306196.

It is an arithmetic number, because the mean of its divisors is an integer number (24306196).

Almost surely, 2^48612391 is an apocalyptic number.

48612391 is a deficient number, since it is larger than the sum of its proper divisors (1).

48612391 is an equidigital number, since it uses as much as digits as its factorization.

48612391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 34.

The square root of 48612391 is about 6972.2586727688. The cubic root of 48612391 is about 364.9631313232.

The spelling of 48612391 in words is "forty-eight million, six hundred twelve thousand, three hundred ninety-one".