51654019003 has 2 divisors, whose sum is σ = 51654019004. Its totient is φ = 51654019002.

The previous prime is 51654018971. The next prime is 51654019009. The reversal of 51654019003 is 30091045615.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51654019003 - 2⁵ = 51654018971 is a prime.

It is a super-2 number, since 2×51654019003² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 51654019003.

It is not a weakly prime, because it can be changed into another prime (51654019009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25827009501 + 25827009502.

It is an arithmetic number, because the mean of its divisors is an integer number (25827009502).

Almost surely, 2^51654019003 is an apocalyptic number.

51654019003 is a deficient number, since it is larger than the sum of its proper divisors (1).

51654019003 is an equidigital number, since it uses as much as digits as its factorization.

51654019003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 34.

The spelling of 51654019003 in words is "fifty-one billion, six hundred fifty-four million, nineteen thousand, three".