148003557 has 8 divisors (see below), whose sum is σ = 212517984. Its totient is φ = 91079088.

The previous prime is 148003553. The next prime is 148003573. The reversal of 148003557 is 755300841.

148003557 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 148003557 - 2² = 148003553 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148003553) 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, 1897443 + ... + 1897520.

It is an arithmetic number, because the mean of its divisors is an integer number (26564748).

Almost surely, 2^148003557 is an apocalyptic number.

It is an amenable number.

148003557 is a deficient number, since it is larger than the sum of its proper divisors (64514427).

148003557 is a wasteful number, since it uses less digits than its factorization.

148003557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3794979.

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 148003557 is about 12165.6712515175. The cubic root of 148003557 is about 528.9614848502.

The spelling of 148003557 in words is "one hundred forty-eight million, three thousand, five hundred fifty-seven".