148046477 has 2 divisors, whose sum is σ = 148046478. Its totient is φ = 148046476.

The previous prime is 148046473. The next prime is 148046491. The reversal of 148046477 is 774640841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142898116 + 5148361 = 11954^2 + 2269^2 .

It is a cyclic number.

It is not a de Polignac number, because 148046477 - 2² = 148046473 is a prime.

It is a super-2 number, since 2×148046477² = 43835518704223058, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148046473) 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, 74023238 + 74023239.

It is an arithmetic number, because the mean of its divisors is an integer number (74023239).

Almost surely, 2^148046477 is an apocalyptic number.

It is an amenable number.

148046477 is a deficient number, since it is larger than the sum of its proper divisors (1).

148046477 is an equidigital number, since it uses as much as digits as its factorization.

148046477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150528, while the sum is 41.

The square root of 148046477 is about 12167.4351035870. The cubic root of 148046477 is about 529.0126116230.

The spelling of 148046477 in words is "one hundred forty-eight million, forty-six thousand, four hundred seventy-seven".