146355761 has 2 divisors, whose sum is σ = 146355762. Its totient is φ = 146355760.

The previous prime is 146355749. The next prime is 146355799. The reversal of 146355761 is 167553641.

It is an a-pointer prime, because the next prime (146355799) can be obtained adding 146355761 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133171600 + 13184161 = 11540^2 + 3631^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146355761 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (146355701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73177880 + 73177881.

It is an arithmetic number, because the mean of its divisors is an integer number (73177881).

Almost surely, 2^146355761 is an apocalyptic number.

It is an amenable number.

146355761 is a deficient number, since it is larger than the sum of its proper divisors (1).

146355761 is an equidigital number, since it uses as much as digits as its factorization.

146355761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75600, while the sum is 38.

The square root of 146355761 is about 12097.7585113938. The cubic root of 146355761 is about 526.9910918852.

The spelling of 146355761 in words is "one hundred forty-six million, three hundred fifty-five thousand, seven hundred sixty-one".