51567101 has 2 divisors, whose sum is σ = 51567102. Its totient is φ = 51567100.

The previous prime is 51567079. The next prime is 51567107. The reversal of 51567101 is 10176515.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47265625 + 4301476 = 6875^2 + 2074^2 .

It is a cyclic number.

It is not a de Polignac number, because 51567101 - 2¹⁴ = 51550717 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51567107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25783550 + 25783551.

It is an arithmetic number, because the mean of its divisors is an integer number (25783551).

Almost surely, 2^51567101 is an apocalyptic number.

It is an amenable number.

51567101 is a deficient number, since it is larger than the sum of its proper divisors (1).

51567101 is an equidigital number, since it uses as much as digits as its factorization.

51567101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1050, while the sum is 26.

The square root of 51567101 is about 7181.0236735440. The cubic root of 51567101 is about 372.2124586071.

The spelling of 51567101 in words is "fifty-one million, five hundred sixty-seven thousand, one hundred one".