51270119 has 2 divisors, whose sum is σ = 51270120. Its totient is φ = 51270118.

The previous prime is 51270103. The next prime is 51270137. The reversal of 51270119 is 91107215.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51270119 - 2⁴ = 51270103 is a prime.

It is a super-2 number, since 2×51270119² = 5257250204548322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51270199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25635059 + 25635060.

It is an arithmetic number, because the mean of its divisors is an integer number (25635060).

Almost surely, 2^51270119 is an apocalyptic number.

51270119 is a deficient number, since it is larger than the sum of its proper divisors (1).

51270119 is an equidigital number, since it uses as much as digits as its factorization.

51270119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630, while the sum is 26.

The square root of 51270119 is about 7160.3155656717. The cubic root of 51270119 is about 371.4965416395.

The spelling of 51270119 in words is "fifty-one million, two hundred seventy thousand, one hundred nineteen".