51158363 has 2 divisors, whose sum is σ = 51158364. Its totient is φ = 51158362.

The previous prime is 51158333. The next prime is 51158399. The reversal of 51158363 is 36385115.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51158363 - 2¹⁰ = 51157339 is a prime.

It is not a weakly prime, because it can be changed into another prime (51158333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25579181 + 25579182.

It is an arithmetic number, because the mean of its divisors is an integer number (25579182).

Almost surely, 2^51158363 is an apocalyptic number.

51158363 is a deficient number, since it is larger than the sum of its proper divisors (1).

51158363 is an equidigital number, since it uses as much as digits as its factorization.

51158363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 32.

The square root of 51158363 is about 7152.5074624218. The cubic root of 51158363 is about 371.2264221858.

The spelling of 51158363 in words is "fifty-one million, one hundred fifty-eight thousand, three hundred sixty-three".