48911147 has 2 divisors, whose sum is σ = 48911148. Its totient is φ = 48911146.

The previous prime is 48911143. The next prime is 48911171. The reversal of 48911147 is 74111984.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 48911147 - 2² = 48911143 is a prime.

It is equal to p_2939516 and since 48911147 and 2939516 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (48911143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24455573 + 24455574.

It is an arithmetic number, because the mean of its divisors is an integer number (24455574).

Almost surely, 2^48911147 is an apocalyptic number.

48911147 is a deficient number, since it is larger than the sum of its proper divisors (1).

48911147 is an equidigital number, since it uses as much as digits as its factorization.

48911147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 35.

The square root of 48911147 is about 6993.6504773973. The cubic root of 48911147 is about 365.7092533037.

The spelling of 48911147 in words is "forty-eight million, nine hundred eleven thousand, one hundred forty-seven".