48161551 has 2 divisors, whose sum is σ = 48161552. Its totient is φ = 48161550.

The previous prime is 48161521. The next prime is 48161573. The reversal of 48161551 is 15516184.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 48161551 - 2⁷ = 48161423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48161521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24080775 + 24080776.

It is an arithmetic number, because the mean of its divisors is an integer number (24080776).

Almost surely, 2^48161551 is an apocalyptic number.

48161551 is a deficient number, since it is larger than the sum of its proper divisors (1).

48161551 is an equidigital number, since it uses as much as digits as its factorization.

48161551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4800, while the sum is 31.

The square root of 48161551 is about 6939.8523759515. The cubic root of 48161551 is about 363.8313809640.

The spelling of 48161551 in words is "forty-eight million, one hundred sixty-one thousand, five hundred fifty-one".