51113053 has 2 divisors, whose sum is σ = 51113054. Its totient is φ = 51113052.

The previous prime is 51113011. The next prime is 51113063. The reversal of 51113053 is 35031115.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26491609 + 24621444 = 5147^2 + 4962^2 .

It is a cyclic number.

It is not a de Polignac number, because 51113053 - 2⁹ = 51112541 is a prime.

It is a super-2 number, since 2×51113053² = 5225088373961618, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 51113053.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51113003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25556526 + 25556527.

It is an arithmetic number, because the mean of its divisors is an integer number (25556527).

Almost surely, 2^51113053 is an apocalyptic number.

It is an amenable number.

51113053 is a deficient number, since it is larger than the sum of its proper divisors (1).

51113053 is an equidigital number, since it uses as much as digits as its factorization.

51113053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 225, while the sum is 19.

The square root of 51113053 is about 7149.3393401069. The cubic root of 51113053 is about 371.1167937272.

Adding to 51113053 its reverse (35031115), we get a palindrome (86144168).

The spelling of 51113053 in words is "fifty-one million, one hundred thirteen thousand, fifty-three".