53356545 has 24 divisors (see below), whose sum is σ = 100893312. Its totient is φ = 25869600.

The previous prime is 53356543. The next prime is 53356559. The reversal of 53356545 is 54565335.

53356545 is a `hidden beast` number, since 53 + 3 + 565 + 45 = 666.

It is not a de Polignac number, because 53356545 - 2¹ = 53356543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53356543) 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, 53401 + ... + 54390.

It is an arithmetic number, because the mean of its divisors is an integer number (4203888).

Almost surely, 2^53356545 is an apocalyptic number.

53356545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53356545 is a deficient number, since it is larger than the sum of its proper divisors (47536767).

53356545 is a wasteful number, since it uses less digits than its factorization.

53356545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107813 (or 107810 counting only the distinct ones).

The product of its digits is 135000, while the sum is 36.

The square root of 53356545 is about 7304.5564547069. The cubic root of 53356545 is about 376.4690111688.

The spelling of 53356545 in words is "fifty-three million, three hundred fifty-six thousand, five hundred forty-five".