148257401 has 2 divisors, whose sum is σ = 148257402. Its totient is φ = 148257400.

The previous prime is 148257349. The next prime is 148257449. The reversal of 148257401 is 104752841.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 134560000 + 13697401 = 11600^2 + 3701^2 .

It is an emirp because it is prime and its reverse (104752841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 148257401 - 2¹⁸ = 147995257 is a prime.

It is not a weakly prime, because it can be changed into another prime (148257601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74128700 + 74128701.

It is an arithmetic number, because the mean of its divisors is an integer number (74128701).

Almost surely, 2^148257401 is an apocalyptic number.

It is an amenable number.

148257401 is a deficient number, since it is larger than the sum of its proper divisors (1).

148257401 is an equidigital number, since it uses as much as digits as its factorization.

148257401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8960, while the sum is 32.

The square root of 148257401 is about 12176.0995807360. The cubic root of 148257401 is about 529.2637230975.

The spelling of 148257401 in words is "one hundred forty-eight million, two hundred fifty-seven thousand, four hundred one".