148257523 has 2 divisors, whose sum is σ = 148257524. Its totient is φ = 148257522.

The previous prime is 148257521. The next prime is 148257569. The reversal of 148257523 is 325752841.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 148257523 - 2¹ = 148257521 is a prime.

Together with 148257521, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (148257521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74128761 + 74128762.

It is an arithmetic number, because the mean of its divisors is an integer number (74128762).

Almost surely, 2^148257523 is an apocalyptic number.

148257523 is a deficient number, since it is larger than the sum of its proper divisors (1).

148257523 is an equidigital number, since it uses as much as digits as its factorization.

148257523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 67200, while the sum is 37.

The square root of 148257523 is about 12176.1045905495. The cubic root of 148257523 is about 529.2638682733.

The spelling of 148257523 in words is "one hundred forty-eight million, two hundred fifty-seven thousand, five hundred twenty-three".