132451243 has 2 divisors, whose sum is σ = 132451244. Its totient is φ = 132451242.

The previous prime is 132451237. The next prime is 132451247. The reversal of 132451243 is 342154231.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132451243 is a prime.

It is not a weakly prime, because it can be changed into another prime (132451247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66225621 + 66225622.

It is an arithmetic number, because the mean of its divisors is an integer number (66225622).

Almost surely, 2^132451243 is an apocalyptic number.

132451243 is a deficient number, since it is larger than the sum of its proper divisors (1).

132451243 is an equidigital number, since it uses as much as digits as its factorization.

132451243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 25.

The square root of 132451243 is about 11508.7463696095. The cubic root of 132451243 is about 509.7438711339.

The spelling of 132451243 in words is "one hundred thirty-two million, four hundred fifty-one thousand, two hundred forty-three".