51040141 has 2 divisors, whose sum is σ = 51040142. Its totient is φ = 51040140.

The previous prime is 51040127. The next prime is 51040153. The reversal of 51040141 is 14104015.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46854025 + 4186116 = 6845^2 + 2046^2 .

It is a cyclic number.

It is not a de Polignac number, because 51040141 - 2¹³ = 51031949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51040181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25520070 + 25520071.

It is an arithmetic number, because the mean of its divisors is an integer number (25520071).

Almost surely, 2^51040141 is an apocalyptic number.

It is an amenable number.

51040141 is a deficient number, since it is larger than the sum of its proper divisors (1).

51040141 is an equidigital number, since it uses as much as digits as its factorization.

51040141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 51040141 is about 7144.2383078954. The cubic root of 51040141 is about 370.9402455812.

Adding to 51040141 its reverse (14104015), we get a palindrome (65144156).

It can be divided in two parts, 5104014 and 1, that added together give a palindrome (5104015).

The spelling of 51040141 in words is "fifty-one million, forty thousand, one hundred forty-one".