148416641 has 2 divisors, whose sum is σ = 148416642. Its totient is φ = 148416640.

The previous prime is 148416637. The next prime is 148416649. The reversal of 148416641 is 146614841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128346241 + 20070400 = 11329^2 + 4480^2 .

It is a cyclic number.

It is not a de Polignac number, because 148416641 - 2² = 148416637 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (148416649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74208320 + 74208321.

It is an arithmetic number, because the mean of its divisors is an integer number (74208321).

Almost surely, 2^148416641 is an apocalyptic number.

It is an amenable number.

148416641 is a deficient number, since it is larger than the sum of its proper divisors (1).

148416641 is an equidigital number, since it uses as much as digits as its factorization.

148416641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18432, while the sum is 35.

The square root of 148416641 is about 12182.6368656379. The cubic root of 148416641 is about 529.4531454541.

The spelling of 148416641 in words is "one hundred forty-eight million, four hundred sixteen thousand, six hundred forty-one".