51133214053 has 2 divisors, whose sum is σ = 51133214054. Its totient is φ = 51133214052.

The previous prime is 51133213993. The next prime is 51133214087. The reversal of 51133214053 is 35041233115.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49425293124 + 1707920929 = 222318^2 + 41327^2 .

It is a cyclic number.

It is not a de Polignac number, because 51133214053 - 2¹³ = 51133205861 is a prime.

It is a super-2 number, since 2×51133214053² (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 (51133217053) 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, 25566607026 + 25566607027.

It is an arithmetic number, because the mean of its divisors is an integer number (25566607027).

Almost surely, 2^51133214053 is an apocalyptic number.

It is an amenable number.

51133214053 is a deficient number, since it is larger than the sum of its proper divisors (1).

51133214053 is an equidigital number, since it uses as much as digits as its factorization.

51133214053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 51133214053 its reverse (35041233115), we get a palindrome (86174447168).

The spelling of 51133214053 in words is "fifty-one billion, one hundred thirty-three million, two hundred fourteen thousand, fifty-three".