50971153 has 2 divisors, whose sum is σ = 50971154. Its totient is φ = 50971152.

The previous prime is 50971139. The next prime is 50971157. The reversal of 50971153 is 35117905.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48608784 + 2362369 = 6972^2 + 1537^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50971153 is a prime.

It is not a weakly prime, because it can be changed into another prime (50971157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25485576 + 25485577.

It is an arithmetic number, because the mean of its divisors is an integer number (25485577).

Almost surely, 2^50971153 is an apocalyptic number.

It is an amenable number.

50971153 is a deficient number, since it is larger than the sum of its proper divisors (1).

50971153 is an equidigital number, since it uses as much as digits as its factorization.

50971153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4725, while the sum is 31.

The square root of 50971153 is about 7139.4084488843. The cubic root of 50971153 is about 370.7730440837.

The spelling of 50971153 in words is "fifty million, nine hundred seventy-one thousand, one hundred fifty-three".