147106557 has 48 divisors (see below), whose sum is σ = 239041920. Its totient is φ = 89361792.

The previous prime is 147106517. The next prime is 147106573. The reversal of 147106557 is 755601741.

It is not a de Polignac number, because 147106557 - 2¹¹ = 147104509 is a prime.

It is a super-2 number, since 2×147106557² = 43280678224788498, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147106517) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 469833 + ... + 470145.

It is an arithmetic number, because the mean of its divisors is an integer number (4980040).

Almost surely, 2^147106557 is an apocalyptic number.

It is an amenable number.

147106557 is a deficient number, since it is larger than the sum of its proper divisors (91935363).

147106557 is a wasteful number, since it uses less digits than its factorization.

147106557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451 (or 432 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 36.

The square root of 147106557 is about 12128.7491935484. The cubic root of 147106557 is about 527.8906992245.

The spelling of 147106557 in words is "one hundred forty-seven million, one hundred six thousand, five hundred fifty-seven".