148811794 has 8 divisors (see below), whose sum is σ = 232922880. Its totient is φ = 71170836.

The previous prime is 148811783. The next prime is 148811797. The reversal of 148811794 is 497118841.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 148811794.

It is not an unprimeable number, because it can be changed into a prime (148811797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1617474 + ... + 1617565.

It is an arithmetic number, because the mean of its divisors is an integer number (29115360).

Almost surely, 2^148811794 is an apocalyptic number.

148811794 is a deficient number, since it is larger than the sum of its proper divisors (84111086).

148811794 is a wasteful number, since it uses less digits than its factorization.

148811794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3235064.

The product of its digits is 64512, while the sum is 43.

The square root of 148811794 is about 12198.8439616219. The cubic root of 148811794 is about 529.9226112234.

The spelling of 148811794 in words is "one hundred forty-eight million, eight hundred eleven thousand, seven hundred ninety-four".