132475551 has 24 divisors (see below), whose sum is σ = 195962256. Its totient is φ = 79522560.

The previous prime is 132475547. The next prime is 132475579. The reversal of 132475551 is 155574231.

It is not a de Polignac number, because 132475551 - 2² = 132475547 is a prime.

It is a super-2 number, since 2×132475551² = 35099543225507202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132475151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17601 + ... + 23973.

It is an arithmetic number, because the mean of its divisors is an integer number (8165094).

Almost surely, 2^132475551 is an apocalyptic number.

132475551 is a deficient number, since it is larger than the sum of its proper divisors (63486705).

132475551 is a wasteful number, since it uses less digits than its factorization.

132475551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6443 (or 6430 counting only the distinct ones).

The product of its digits is 21000, while the sum is 33.

The square root of 132475551 is about 11509.8023875304. The cubic root of 132475551 is about 509.7750526610.

The spelling of 132475551 in words is "one hundred thirty-two million, four hundred seventy-five thousand, five hundred fifty-one".