50507147 has 2 divisors, whose sum is σ = 50507148. Its totient is φ = 50507146.

The previous prime is 50507141. The next prime is 50507159. The reversal of 50507147 is 74170505.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50507147 - 2⁴ = 50507131 is a prime.

It is not a weakly prime, because it can be changed into another prime (50507141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25253573 + 25253574.

It is an arithmetic number, because the mean of its divisors is an integer number (25253574).

Almost surely, 2^50507147 is an apocalyptic number.

50507147 is a deficient number, since it is larger than the sum of its proper divisors (1).

50507147 is an equidigital number, since it uses as much as digits as its factorization.

50507147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4900, while the sum is 29.

The square root of 50507147 is about 7106.8380451506. The cubic root of 50507147 is about 369.6445258906.

The spelling of 50507147 in words is "fifty million, five hundred seven thousand, one hundred forty-seven".