545401012 has 24 divisors (see below), whose sum is σ = 1029980000. Its totient is φ = 251207136.

The previous prime is 545401009. The next prime is 545401039. The reversal of 545401012 is 210104545.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15439 + ... + 36457.

Almost surely, 2^545401012 is an apocalyptic number.

545401012 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

545401012 is a deficient number, since it is larger than the sum of its proper divisors (484578988).

545401012 is a wasteful number, since it uses less digits than its factorization.

545401012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21535 (or 21533 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 545401012 is about 23353.8222139332. The cubic root of 545401012 is about 817.0312098090.

Adding to 545401012 its reverse (210104545), we get a palindrome (755505557).

The spelling of 545401012 in words is "five hundred forty-five million, four hundred one thousand, twelve".