549067145 has 12 divisors (see below), whose sum is σ = 724224900. Its totient is φ = 399321120.

The previous prime is 549067061. The next prime is 549067159. The reversal of 549067145 is 541760945.

It can be written as a sum of positive squares in 2 ways, for example, as 83759104 + 465308041 = 9152^2 + 21571^2 .

It is not a de Polignac number, because 549067145 - 2¹⁰ = 549066121 is a prime.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 453170 + ... + 454379.

It is an arithmetic number, because the mean of its divisors is an integer number (60352075).

Almost surely, 2^549067145 is an apocalyptic number.

549067145 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

549067145 is a deficient number, since it is larger than the sum of its proper divisors (175157755).

549067145 is a wasteful number, since it uses less digits than its factorization.

549067145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907576 (or 907565 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 41.

The square root of 549067145 is about 23432.1818232959. The cubic root of 549067145 is about 818.8577915305.

The spelling of 549067145 in words is "five hundred forty-nine million, sixty-seven thousand, one hundred forty-five".