48181787 has 2 divisors, whose sum is σ = 48181788. Its totient is φ = 48181786.

The previous prime is 48181769. The next prime is 48181811. The reversal of 48181787 is 78718184.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 48181787 - 2¹² = 48177691 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (48181487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24090893 + 24090894.

It is an arithmetic number, because the mean of its divisors is an integer number (24090894).

Almost surely, 2^48181787 is an apocalyptic number.

48181787 is a deficient number, since it is larger than the sum of its proper divisors (1).

48181787 is an equidigital number, since it uses as much as digits as its factorization.

48181787 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 100352, while the sum is 44.

The square root of 48181787 is about 6941.3101789216. The cubic root of 48181787 is about 363.8823307414.

The spelling of 48181787 in words is "forty-eight million, one hundred eighty-one thousand, seven hundred eighty-seven".