47340149 has 2 divisors, whose sum is σ = 47340150. Its totient is φ = 47340148.

The previous prime is 47340103. The next prime is 47340157. The reversal of 47340149 is 94104374.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39816100 + 7524049 = 6310^2 + 2743^2 .

It is a cyclic number.

It is not a de Polignac number, because 47340149 - 2¹⁶ = 47274613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47340179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23670074 + 23670075.

It is an arithmetic number, because the mean of its divisors is an integer number (23670075).

Almost surely, 2^47340149 is an apocalyptic number.

It is an amenable number.

47340149 is a deficient number, since it is larger than the sum of its proper divisors (1).

47340149 is an equidigital number, since it uses as much as digits as its factorization.

47340149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 47340149 is about 6880.4177925472. The cubic root of 47340149 is about 361.7511109305.

The spelling of 47340149 in words is "forty-seven million, three hundred forty thousand, one hundred forty-nine".