148023619 has 2 divisors, whose sum is σ = 148023620. Its totient is φ = 148023618.

The previous prime is 148023613. The next prime is 148023683. The reversal of 148023619 is 916320841.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 148023619 - 2²³ = 139635011 is a prime.

It is a super-2 number, since 2×148023619² = 43821983563714322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (148023613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74011809 + 74011810.

It is an arithmetic number, because the mean of its divisors is an integer number (74011810).

Almost surely, 2^148023619 is an apocalyptic number.

148023619 is a deficient number, since it is larger than the sum of its proper divisors (1).

148023619 is an equidigital number, since it uses as much as digits as its factorization.

148023619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 148023619 is about 12166.4957567904. The cubic root of 148023619 is about 528.9853841538.

The spelling of 148023619 in words is "one hundred forty-eight million, twenty-three thousand, six hundred nineteen".