51532093 has 2 divisors, whose sum is σ = 51532094. Its totient is φ = 51532092.

The previous prime is 51532081. The next prime is 51532111. The reversal of 51532093 is 39023515.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49042009 + 2490084 = 7003^2 + 1578^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51532093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51532003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25766046 + 25766047.

It is an arithmetic number, because the mean of its divisors is an integer number (25766047).

Almost surely, 2^51532093 is an apocalyptic number.

It is an amenable number.

51532093 is a deficient number, since it is larger than the sum of its proper divisors (1).

51532093 is an equidigital number, since it uses as much as digits as its factorization.

51532093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 51532093 is about 7178.5857242217. The cubic root of 51532093 is about 372.1282100370.

The spelling of 51532093 in words is "fifty-one million, five hundred thirty-two thousand, ninety-three".