1448155847 has 2 divisors, whose sum is σ = 1448155848. Its totient is φ = 1448155846.

The previous prime is 1448155837. The next prime is 1448155859. The reversal of 1448155847 is 7485518441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1448155847 - 2²⁸ = 1179720391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1448155817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 724077923 + 724077924.

It is an arithmetic number, because the mean of its divisors is an integer number (724077924).

Almost surely, 2^1448155847 is an apocalyptic number.

1448155847 is a deficient number, since it is larger than the sum of its proper divisors (1).

1448155847 is an equidigital number, since it uses as much as digits as its factorization.

1448155847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 716800, while the sum is 47.

The square root of 1448155847 is about 38054.6429099000. The cubic root of 1448155847 is about 1131.3711517552.

The spelling of 1448155847 in words is "one billion, four hundred forty-eight million, one hundred fifty-five thousand, eight hundred forty-seven".