53313453 has 12 divisors (see below), whose sum is σ = 77079808. Its totient is φ = 35509320.

The previous prime is 53313391. The next prime is 53313461. The reversal of 53313453 is 35431335.

It is a happy number.

It is not a de Polignac number, because 53313453 - 2²¹ = 51216301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53313053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11226 + ... + 15252.

Almost surely, 2^53313453 is an apocalyptic number.

It is an amenable number.

53313453 is a deficient number, since it is larger than the sum of its proper divisors (23766355).

53313453 is a wasteful number, since it uses less digits than its factorization.

53313453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5504 (or 5501 counting only the distinct ones).

The product of its digits is 8100, while the sum is 27.

The square root of 53313453 is about 7301.6061931605. The cubic root of 53313453 is about 376.3676354651.

Adding to 53313453 its reverse (35431335), we get a palindrome (88744788).

The spelling of 53313453 in words is "fifty-three million, three hundred thirteen thousand, four hundred fifty-three".