148992519 has 8 divisors (see below), whose sum is σ = 213938032. Its totient is φ = 91687680.

The previous prime is 148992449. The next prime is 148992559. The reversal of 148992519 is 915299841.

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

It is not a de Polignac number, because 148992519 - 2¹² = 148988423 is a prime.

It is a super-2 number, since 2×148992519² = 44397541435930722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148992559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1910122 + ... + 1910199.

It is an arithmetic number, because the mean of its divisors is an integer number (26742254).

Almost surely, 2^148992519 is an apocalyptic number.

148992519 is a deficient number, since it is larger than the sum of its proper divisors (64945513).

148992519 is a wasteful number, since it uses less digits than its factorization.

148992519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3820337.

The product of its digits is 233280, while the sum is 48.

The square root of 148992519 is about 12206.2491781874. The cubic root of 148992519 is about 530.1370465580.

The spelling of 148992519 in words is "one hundred forty-eight million, nine hundred ninety-two thousand, five hundred nineteen".