51532153 has 2 divisors, whose sum is σ = 51532154. Its totient is φ = 51532152.

The previous prime is 51532147. The next prime is 51532171. The reversal of 51532153 is 35123515.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47155689 + 4376464 = 6867^2 + 2092^2 .

It is a cyclic number.

It is not a de Polignac number, because 51532153 - 2¹³ = 51523961 is a prime.

It is not a weakly prime, because it can be changed into another prime (51532133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25766076 + 25766077.

It is an arithmetic number, because the mean of its divisors is an integer number (25766077).

Almost surely, 2^51532153 is an apocalyptic number.

It is an amenable number.

51532153 is a deficient number, since it is larger than the sum of its proper divisors (1).

51532153 is an equidigital number, since it uses as much as digits as its factorization.

51532153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2250, while the sum is 25.

The square root of 51532153 is about 7178.5899033167. The cubic root of 51532153 is about 372.1283544628.

Adding to 51532153 its reverse (35123515), we get a palindrome (86655668).

The spelling of 51532153 in words is "fifty-one million, five hundred thirty-two thousand, one hundred fifty-three".