48451147 has 2 divisors, whose sum is σ = 48451148. Its totient is φ = 48451146.

The previous prime is 48451129. The next prime is 48451157. The reversal of 48451147 is 74115484.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48451147 is a prime.

It is a super-3 number, since 3×48451147³ (a number of 24 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (48451157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24225573 + 24225574.

It is an arithmetic number, because the mean of its divisors is an integer number (24225574).

Almost surely, 2^48451147 is an apocalyptic number.

48451147 is a deficient number, since it is larger than the sum of its proper divisors (1).

48451147 is an equidigital number, since it uses as much as digits as its factorization.

48451147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17920, while the sum is 34.

The square root of 48451147 is about 6960.6858139123. The cubic root of 48451147 is about 364.5591650425.

The spelling of 48451147 in words is "forty-eight million, four hundred fifty-one thousand, one hundred forty-seven".