545251412 has 12 divisors (see below), whose sum is σ = 957202260. Its totient is φ = 271765056.

The previous prime is 545251361. The next prime is 545251451. The reversal of 545251412 is 214152545.

It can be written as a sum of positive squares in 2 ways, for example, as 287777296 + 257474116 = 16964^2 + 16046^2 .

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213737 + ... + 216272.

It is an arithmetic number, because the mean of its divisors is an integer number (79766855).

Almost surely, 2^545251412 is an apocalyptic number.

It is an amenable number.

545251412 is a deficient number, since it is larger than the sum of its proper divisors (411950848).

545251412 is a wasteful number, since it uses less digits than its factorization.

545251412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430330 (or 430328 counting only the distinct ones).

The product of its digits is 8000, while the sum is 29.

The square root of 545251412 is about 23350.6190924352. The cubic root of 545251412 is about 816.9565008374.

The spelling of 545251412 in words is "five hundred forty-five million, two hundred fifty-one thousand, four hundred twelve".