148340749 has 8 divisors (see below), whose sum is σ = 150837120. Its totient is φ = 145860000.

The previous prime is 148340741. The next prime is 148340761. The reversal of 148340749 is 947043841.

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

It is a cyclic number.

It is not a de Polignac number, because 148340749 - 2³ = 148340741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148340741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16089 + ... + 23569.

It is an arithmetic number, because the mean of its divisors is an integer number (18854640).

Almost surely, 2^148340749 is an apocalyptic number.

It is an amenable number.

148340749 is a deficient number, since it is larger than the sum of its proper divisors (2496371).

148340749 is an equidigital number, since it uses as much as digits as its factorization.

148340749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7811.

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 148340749 is about 12179.5217065368. The cubic root of 148340749 is about 529.3628857892.

The spelling of 148340749 in words is "one hundred forty-eight million, three hundred forty thousand, seven hundred forty-nine".