52861973 has 2 divisors, whose sum is σ = 52861974. Its totient is φ = 52861972.

The previous prime is 52861967. The next prime is 52861979. The reversal of 52861973 is 37916825.

It is a balanced prime because it is at equal distance from previous prime (52861967) and next prime (52861979).

It can be written as a sum of positive squares in only one way, i.e., 50794129 + 2067844 = 7127^2 + 1438^2 .

It is a cyclic number.

It is not a de Polignac number, because 52861973 - 2⁶ = 52861909 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52861973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52861979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26430986 + 26430987.

It is an arithmetic number, because the mean of its divisors is an integer number (26430987).

Almost surely, 2^52861973 is an apocalyptic number.

It is an amenable number.

52861973 is a deficient number, since it is larger than the sum of its proper divisors (1).

52861973 is an equidigital number, since it uses as much as digits as its factorization.

52861973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 41.

The square root of 52861973 is about 7270.6239759735. The cubic root of 52861973 is about 375.3022109026.

The spelling of 52861973 in words is "fifty-two million, eight hundred sixty-one thousand, nine hundred seventy-three".