148962819 has 8 divisors (see below), whose sum is σ = 199715152. Its totient is φ = 98759520.

The previous prime is 148962809. The next prime is 148962833. The reversal of 148962819 is 918269841.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 148962819 - 2⁸ = 148962563 is a prime.

It is a super-2 number, since 2×148962819² = 44379842888853522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148962809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136624 + ... + 137709.

It is an arithmetic number, because the mean of its divisors is an integer number (24964394).

Almost surely, 2^148962819 is an apocalyptic number.

148962819 is a deficient number, since it is larger than the sum of its proper divisors (50752333).

148962819 is a wasteful number, since it uses less digits than its factorization.

148962819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274517.

The product of its digits is 248832, while the sum is 48.

The square root of 148962819 is about 12205.0325276093. The cubic root of 148962819 is about 530.1018185776.

The spelling of 148962819 in words is "one hundred forty-eight million, nine hundred sixty-two thousand, eight hundred nineteen".