5555401 has 2 divisors, whose sum is σ = 5555402. Its totient is φ = 5555400.

The previous prime is 5555387. The next prime is 5555461. The reversal of 5555401 is 1045555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3059001 + 2496400 = 1749^2 + 1580^2 .

It is a cyclic number.

It is not a de Polignac number, because 5555401 - 2⁵ = 5555369 is a prime.

It is not a weakly prime, because it can be changed into another prime (5555461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2777700 + 2777701.

It is an arithmetic number, because the mean of its divisors is an integer number (2777701).

Almost surely, 2^5555401 is an apocalyptic number.

It is an amenable number.

5555401 is a deficient number, since it is larger than the sum of its proper divisors (1).

5555401 is an equidigital number, since it uses as much as digits as its factorization.

5555401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2500, while the sum is 25.

The square root of 5555401 is about 2356.9898175427. The cubic root of 5555401 is about 177.1081191173.

The spelling of 5555401 in words is "five million, five hundred fifty-five thousand, four hundred one".