5545403 has 2 divisors, whose sum is σ = 5545404. Its totient is φ = 5545402.

The previous prime is 5545399. The next prime is 5545411. The reversal of 5545403 is 3045455.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5545403 - 2² = 5545399 is a prime.

It is not a weakly prime, because it can be changed into another prime (5545433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2772701 + 2772702.

It is an arithmetic number, because the mean of its divisors is an integer number (2772702).

Almost surely, 2^5545403 is an apocalyptic number.

5545403 is a deficient number, since it is larger than the sum of its proper divisors (1).

5545403 is an equidigital number, since it uses as much as digits as its factorization.

5545403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 5545403 is about 2354.8679368491. The cubic root of 5545403 is about 177.0018087423.

The spelling of 5545403 in words is "five million, five hundred forty-five thousand, four hundred three".