55350461 has 2 divisors, whose sum is σ = 55350462. Its totient is φ = 55350460.

The previous prime is 55350433. The next prime is 55350479. The reversal of 55350461 is 16405355.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43309561 + 12040900 = 6581^2 + 3470^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55350461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55350661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27675230 + 27675231.

It is an arithmetic number, because the mean of its divisors is an integer number (27675231).

Almost surely, 2^55350461 is an apocalyptic number.

It is an amenable number.

55350461 is a deficient number, since it is larger than the sum of its proper divisors (1).

55350461 is an equidigital number, since it uses as much as digits as its factorization.

55350461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 55350461 is about 7439.7890427081. The cubic root of 55350461 is about 381.1012858668.

The spelling of 55350461 in words is "fifty-five million, three hundred fifty thousand, four hundred sixty-one".