132155461 has 2 divisors, whose sum is σ = 132155462. Its totient is φ = 132155460.

The previous prime is 132155437. The next prime is 132155509. The reversal of 132155461 is 164551231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 127554436 + 4601025 = 11294^2 + 2145^2 .

It is a cyclic number.

It is not a de Polignac number, because 132155461 - 2¹⁹ = 131631173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132156461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66077730 + 66077731.

It is an arithmetic number, because the mean of its divisors is an integer number (66077731).

Almost surely, 2^132155461 is an apocalyptic number.

It is an amenable number.

132155461 is a deficient number, since it is larger than the sum of its proper divisors (1).

132155461 is an equidigital number, since it uses as much as digits as its factorization.

132155461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3600, while the sum is 28.

The square root of 132155461 is about 11495.8888738540. Note that the first 4 decimals coincide. The cubic root of 132155461 is about 509.3641454071.

The spelling of 132155461 in words is "one hundred thirty-two million, one hundred fifty-five thousand, four hundred sixty-one".