148417523 has 2 divisors, whose sum is σ = 148417524. Its totient is φ = 148417522.

The previous prime is 148417519. The next prime is 148417547. The reversal of 148417523 is 325714841.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 148417523 - 2² = 148417519 is a prime.

It is a super-2 number, since 2×148417523² = 44055522266911058, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (148417513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74208761 + 74208762.

It is an arithmetic number, because the mean of its divisors is an integer number (74208762).

Almost surely, 2^148417523 is an apocalyptic number.

148417523 is a deficient number, since it is larger than the sum of its proper divisors (1).

148417523 is an equidigital number, since it uses as much as digits as its factorization.

148417523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26880, while the sum is 35.

The square root of 148417523 is about 12182.6730646439. The cubic root of 148417523 is about 529.4541942511.

The spelling of 148417523 in words is "one hundred forty-eight million, four hundred seventeen thousand, five hundred twenty-three".