148401477 has 40 divisors (see below), whose sum is σ = 254692416. Its totient is φ = 84354048.

The previous prime is 148401437. The next prime is 148401511. The reversal of 148401477 is 774104841.

148401477 is a `hidden beast` number, since 148 + 40 + 1 + 477 = 666.

It is not a de Polignac number, because 148401477 - 2²⁰ = 147352901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148401437) by changing a digit.

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 in 39 ways as a sum of consecutive naturals, for example, 128133 + ... + 129285.

Almost surely, 2^148401477 is an apocalyptic number.

It is an amenable number.

148401477 is a deficient number, since it is larger than the sum of its proper divisors (106290939).

148401477 is a wasteful number, since it uses less digits than its factorization.

148401477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1399 (or 1390 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 36.

The square root of 148401477 is about 12182.0144885811. The cubic root of 148401477 is about 529.4351131075.

The spelling of 148401477 in words is "one hundred forty-eight million, four hundred one thousand, four hundred seventy-seven".