55340453 has 12 divisors (see below), whose sum is σ = 65286432. Its totient is φ = 46763640.

The previous prime is 55340437. The next prime is 55340471. The reversal of 55340453 is 35404355.

It is not a de Polignac number, because 55340453 - 2⁴ = 55340437 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 (55340473) 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, 4475 + ... + 11432.

It is an arithmetic number, because the mean of its divisors is an integer number (5440536).

Almost surely, 2^55340453 is an apocalyptic number.

It is an amenable number.

55340453 is a deficient number, since it is larger than the sum of its proper divisors (9945979).

55340453 is a wasteful number, since it uses less digits than its factorization.

55340453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15992 (or 15985 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 55340453 is about 7439.1164125856. The cubic root of 55340453 is about 381.0783153169.

The spelling of 55340453 in words is "fifty-five million, three hundred forty thousand, four hundred fifty-three".