47128363 has 2 divisors, whose sum is σ = 47128364. Its totient is φ = 47128362.

The previous prime is 47128351. The next prime is 47128381. The reversal of 47128363 is 36382174.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47128363 is a prime.

It is not a weakly prime, because it can be changed into another prime (47128163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23564181 + 23564182.

It is an arithmetic number, because the mean of its divisors is an integer number (23564182).

Almost surely, 2^47128363 is an apocalyptic number.

47128363 is a deficient number, since it is larger than the sum of its proper divisors (1).

47128363 is an equidigital number, since it uses as much as digits as its factorization.

47128363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 34.

The square root of 47128363 is about 6865.0100509759. The cubic root of 47128363 is about 361.2108481972.

The spelling of 47128363 in words is "forty-seven million, one hundred twenty-eight thousand, three hundred sixty-three".