51246119 has 2 divisors, whose sum is σ = 51246120. Its totient is φ = 51246118.

The previous prime is 51246077. The next prime is 51246127. The reversal of 51246119 is 91164215.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51246119 is a prime.

It is a super-2 number, since 2×51246119² = 5252329425124322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51246091 and 51246100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51246179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25623059 + 25623060.

It is an arithmetic number, because the mean of its divisors is an integer number (25623060).

Almost surely, 2^51246119 is an apocalyptic number.

51246119 is a deficient number, since it is larger than the sum of its proper divisors (1).

51246119 is an equidigital number, since it uses as much as digits as its factorization.

51246119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 29.

The square root of 51246119 is about 7158.6394657086. The cubic root of 51246119 is about 371.4385656440.

The spelling of 51246119 in words is "fifty-one million, two hundred forty-six thousand, one hundred nineteen".