5405189 has 2 divisors, whose sum is σ = 5405190. Its totient is φ = 5405188.

The previous prime is 5405173. The next prime is 5405221. The reversal of 5405189 is 9815045.

It is an a-pointer prime, because the next prime (5405221) can be obtained adding 5405189 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4656964 + 748225 = 2158^2 + 865^2 .

It is a cyclic number.

It is not a de Polignac number, because 5405189 - 2⁴ = 5405173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5405119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2702594 + 2702595.

It is an arithmetic number, because the mean of its divisors is an integer number (2702595).

Almost surely, 2^5405189 is an apocalyptic number.

It is an amenable number.

5405189 is a deficient number, since it is larger than the sum of its proper divisors (1).

5405189 is an equidigital number, since it uses as much as digits as its factorization.

5405189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 5405189 is about 2324.9062346684. The cubic root of 5405189 is about 175.4972415916.

The spelling of 5405189 in words is "five million, four hundred five thousand, one hundred eighty-nine".