132144457 has 2 divisors, whose sum is σ = 132144458. Its totient is φ = 132144456.

The previous prime is 132144443. The next prime is 132144473. The reversal of 132144457 is 754441231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124902976 + 7241481 = 11176^2 + 2691^2 .

It is a cyclic number.

It is not a de Polignac number, because 132144457 - 2¹⁹ = 131620169 is a prime.

It is not a weakly prime, because it can be changed into another prime (132144497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66072228 + 66072229.

It is an arithmetic number, because the mean of its divisors is an integer number (66072229).

Almost surely, 2^132144457 is an apocalyptic number.

It is an amenable number.

132144457 is a deficient number, since it is larger than the sum of its proper divisors (1).

132144457 is an equidigital number, since it uses as much as digits as its factorization.

132144457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13440, while the sum is 31.

The square root of 132144457 is about 11495.4102580117. The cubic root of 132144457 is about 509.3500075158.

Adding to 132144457 its reverse (754441231), we get a palindrome (886585688).

It can be divided in two parts, 13214 and 4457, that added together give a palindrome (17671).

The spelling of 132144457 in words is "one hundred thirty-two million, one hundred forty-four thousand, four hundred fifty-seven".