148818077 has 2 divisors, whose sum is σ = 148818078. Its totient is φ = 148818076.

The previous prime is 148818049. The next prime is 148818113. The reversal of 148818077 is 770818841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 144264121 + 4553956 = 12011^2 + 2134^2 .

It is a cyclic number.

It is not a de Polignac number, because 148818077 - 2¹⁴ = 148801693 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148818037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74409038 + 74409039.

It is an arithmetic number, because the mean of its divisors is an integer number (74409039).

Almost surely, 2^148818077 is an apocalyptic number.

It is an amenable number.

148818077 is a deficient number, since it is larger than the sum of its proper divisors (1).

148818077 is an equidigital number, since it uses as much as digits as its factorization.

148818077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100352, while the sum is 44.

The square root of 148818077 is about 12199.1014833061. The cubic root of 148818077 is about 529.9300690931.

The spelling of 148818077 in words is "one hundred forty-eight million, eight hundred eighteen thousand, seventy-seven".