148342534 has 4 divisors (see below), whose sum is σ = 222513804. Its totient is φ = 74171266.

The previous prime is 148342517. The next prime is 148342547. The reversal of 148342534 is 435243841.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 435243841 = 13721 ⋅31721.

It is a self number, because there is not a number n which added to its sum of digits gives 148342534.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 37085632 + ... + 37085635.

It is an arithmetic number, because the mean of its divisors is an integer number (55628451).

Almost surely, 2^148342534 is an apocalyptic number.

148342534 is a deficient number, since it is larger than the sum of its proper divisors (74171270).

148342534 is an equidigital number, since it uses as much as digits as its factorization.

148342534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74171269.

The product of its digits is 46080, while the sum is 34.

The square root of 148342534 is about 12179.5949850559. The cubic root of 148342534 is about 529.3650090739.

The spelling of 148342534 in words is "one hundred forty-eight million, three hundred forty-two thousand, five hundred thirty-four".