555164941 has 2 divisors, whose sum is σ = 555164942. Its totient is φ = 555164940.

The previous prime is 555164923. The next prime is 555164977. The reversal of 555164941 is 149461555.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 424154025 + 131010916 = 20595^2 + 11446^2 .

It is a cyclic number.

It is not a de Polignac number, because 555164941 - 2²⁷ = 420947213 is a prime.

It is a super-2 number, since 2×555164941² = 616416223431066962, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 555164894 and 555164903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555164921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277582470 + 277582471.

It is an arithmetic number, because the mean of its divisors is an integer number (277582471).

Almost surely, 2^555164941 is an apocalyptic number.

It is an amenable number.

555164941 is a deficient number, since it is larger than the sum of its proper divisors (1).

555164941 is an equidigital number, since it uses as much as digits as its factorization.

555164941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108000, while the sum is 40.

The square root of 555164941 is about 23561.9383964902. The cubic root of 555164941 is about 821.8779786039.

The spelling of 555164941 in words is "five hundred fifty-five million, one hundred sixty-four thousand, nine hundred forty-one".