48972551 has 2 divisors, whose sum is σ = 48972552. Its totient is φ = 48972550.

The previous prime is 48972533. The next prime is 48972559. The reversal of 48972551 is 15527984.

48972551 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 a de Polignac number, because none of the positive numbers 2^k-48972551 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 48972499 and 48972508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48972559) 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, 24486275 + 24486276.

It is an arithmetic number, because the mean of its divisors is an integer number (24486276).

Almost surely, 2^48972551 is an apocalyptic number.

48972551 is a deficient number, since it is larger than the sum of its proper divisors (1).

48972551 is an equidigital number, since it uses as much as digits as its factorization.

48972551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 100800, while the sum is 41.

The square root of 48972551 is about 6998.0390824859. The cubic root of 48972551 is about 365.8622287955.

The spelling of 48972551 in words is "forty-eight million, nine hundred seventy-two thousand, five hundred fifty-one".