132630457 has 2 divisors, whose sum is σ = 132630458. Its totient is φ = 132630456.

The previous prime is 132630419. The next prime is 132630461. The reversal of 132630457 is 754036231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93141801 + 39488656 = 9651^2 + 6284^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132630457 is a prime.

It is not a weakly prime, because it can be changed into another prime (132630467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66315228 + 66315229.

It is an arithmetic number, because the mean of its divisors is an integer number (66315229).

Almost surely, 2^132630457 is an apocalyptic number.

It is an amenable number.

132630457 is a deficient number, since it is larger than the sum of its proper divisors (1).

132630457 is an equidigital number, since it uses as much as digits as its factorization.

132630457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 132630457 is about 11516.5297290460. The cubic root of 132630457 is about 509.9736715871.

Adding to 132630457 its reverse (754036231), we get a palindrome (886666688).

The spelling of 132630457 in words is "one hundred thirty-two million, six hundred thirty thousand, four hundred fifty-seven".