51124523003 has 2 divisors, whose sum is σ = 51124523004. Its totient is φ = 51124523002.

The previous prime is 51124522987. The next prime is 51124523033. The reversal of 51124523003 is 30032542115.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51124523003 - 2⁴ = 51124522987 is a prime.

It is a super-2 number, since 2×51124523003² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (51124523033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25562261501 + 25562261502.

It is an arithmetic number, because the mean of its divisors is an integer number (25562261502).

Almost surely, 2^51124523003 is an apocalyptic number.

51124523003 is a deficient number, since it is larger than the sum of its proper divisors (1).

51124523003 is an equidigital number, since it uses as much as digits as its factorization.

51124523003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 26.

The spelling of 51124523003 in words is "fifty-one billion, one hundred twenty-four million, five hundred twenty-three thousand, three".