545308532 has 6 divisors (see below), whose sum is σ = 954289938. Its totient is φ = 272654264.

The previous prime is 545308501. The next prime is 545308549. The reversal of 545308532 is 235803545.

It can be written as a sum of positive squares in only one way, i.e., 471932176 + 73376356 = 21724^2 + 8566^2 .

It is a super-2 number, since 2×545308532² = 594722790143990048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 545308492 and 545308501.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 68163563 + ... + 68163570.

It is an arithmetic number, because the mean of its divisors is an integer number (159048323).

Almost surely, 2^545308532 is an apocalyptic number.

It is an amenable number.

545308532 is a deficient number, since it is larger than the sum of its proper divisors (408981406).

545308532 is a wasteful number, since it uses less digits than its factorization.

545308532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136327137 (or 136327135 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The square root of 545308532 is about 23351.8421543141. The cubic root of 545308532 is about 816.9850276936.

The spelling of 545308532 in words is "five hundred forty-five million, three hundred eight thousand, five hundred thirty-two".