51023144303 has 2 divisors, whose sum is σ = 51023144304. Its totient is φ = 51023144302.

The previous prime is 51023144287. The next prime is 51023144323. The reversal of 51023144303 is 30344132015.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51023144303 - 2⁴ = 51023144287 is a prime.

It is a super-2 number, since 2×51023144303² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51023144323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25511572151 + 25511572152.

It is an arithmetic number, because the mean of its divisors is an integer number (25511572152).

Almost surely, 2^51023144303 is an apocalyptic number.

51023144303 is a deficient number, since it is larger than the sum of its proper divisors (1).

51023144303 is an equidigital number, since it uses as much as digits as its factorization.

51023144303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 51023144303 its reverse (30344132015), we get a palindrome (81367276318).

The spelling of 51023144303 in words is "fifty-one billion, twenty-three million, one hundred forty-four thousand, three hundred three".