53006971 has 2 divisors, whose sum is σ = 53006972. Its totient is φ = 53006970.

The previous prime is 53006951. The next prime is 53006981. The reversal of 53006971 is 17960035.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53006971 - 2⁵ = 53006939 is a prime.

It is not a weakly prime, because it can be changed into another prime (53006951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26503485 + 26503486.

It is an arithmetic number, because the mean of its divisors is an integer number (26503486).

Almost surely, 2^53006971 is an apocalyptic number.

53006971 is a deficient number, since it is larger than the sum of its proper divisors (1).

53006971 is an equidigital number, since it uses as much as digits as its factorization.

53006971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 53006971 is about 7280.5886437842. The cubic root of 53006971 is about 375.6450432964.

The spelling of 53006971 in words is "fifty-three million, six thousand, nine hundred seventy-one".