148731701 has 2 divisors, whose sum is σ = 148731702. Its totient is φ = 148731700.

The previous prime is 148731689. The next prime is 148731757. The reversal of 148731701 is 107137841.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129982801 + 18748900 = 11401^2 + 4330^2 .

It is a cyclic number.

It is not a de Polignac number, because 148731701 - 2¹⁸ = 148469557 is a prime.

It is a super-2 number, since 2×148731701² = 44242237764706802, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148731761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74365850 + 74365851.

It is an arithmetic number, because the mean of its divisors is an integer number (74365851).

Almost surely, 2^148731701 is an apocalyptic number.

It is an amenable number.

148731701 is a deficient number, since it is larger than the sum of its proper divisors (1).

148731701 is an equidigital number, since it uses as much as digits as its factorization.

148731701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4704, while the sum is 32.

The square root of 148731701 is about 12195.5607087169. The cubic root of 148731701 is about 529.8275230869.

The spelling of 148731701 in words is "one hundred forty-eight million, seven hundred thirty-one thousand, seven hundred one".