55860461 has 2 divisors, whose sum is σ = 55860462. Its totient is φ = 55860460.

The previous prime is 55860439. The next prime is 55860479. The reversal of 55860461 is 16406855.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28622500 + 27237961 = 5350^2 + 5219^2 .

It is a cyclic number.

It is not a de Polignac number, because 55860461 - 2¹⁰ = 55859437 is a prime.

It is a super-2 number, since 2×55860461² = 6240782206265042, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55860421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27930230 + 27930231.

It is an arithmetic number, because the mean of its divisors is an integer number (27930231).

Almost surely, 2^55860461 is an apocalyptic number.

It is an amenable number.

55860461 is a deficient number, since it is larger than the sum of its proper divisors (1).

55860461 is an equidigital number, since it uses as much as digits as its factorization.

55860461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 55860461 is about 7473.9856167911. The cubic root of 55860461 is about 382.2682002215.

The spelling of 55860461 in words is "fifty-five million, eight hundred sixty thousand, four hundred sixty-one".