148761641 has 8 divisors (see below), whose sum is σ = 172551360. Its totient is φ = 125606448.

The previous prime is 148761637. The next prime is 148761643. The reversal of 148761641 is 146167841.

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 148761641 - 2² = 148761637 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 148761595 and 148761604.

It is not an unprimeable number, because it can be changed into a prime (148761643) 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, 158126 + ... + 159063.

It is an arithmetic number, because the mean of its divisors is an integer number (21568920).

Almost surely, 2^148761641 is an apocalyptic number.

It is an amenable number.

148761641 is a deficient number, since it is larger than the sum of its proper divisors (23789719).

148761641 is an equidigital number, since it uses as much as digits as its factorization.

148761641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317263.

The product of its digits is 32256, while the sum is 38.

The square root of 148761641 is about 12196.7881427858. The cubic root of 148761641 is about 529.8630724949.

The spelling of 148761641 in words is "one hundred forty-eight million, seven hundred sixty-one thousand, six hundred forty-one".