55601461 has 2 divisors, whose sum is σ = 55601462. Its totient is φ = 55601460.

The previous prime is 55601443. The next prime is 55601471. The reversal of 55601461 is 16410655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50339025 + 5262436 = 7095^2 + 2294^2 .

It is a cyclic number.

It is not a de Polignac number, because 55601461 - 2²¹ = 53504309 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55601401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27800730 + 27800731.

It is an arithmetic number, because the mean of its divisors is an integer number (27800731).

Almost surely, 2^55601461 is an apocalyptic number.

It is an amenable number.

55601461 is a deficient number, since it is larger than the sum of its proper divisors (1).

55601461 is an equidigital number, since it uses as much as digits as its factorization.

55601461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 55601461 is about 7456.6387199596. The cubic root of 55601461 is about 381.6764824826.

It can be divided in two parts, 5560 and 1461, that added together give a triangular number (7021 = T₁₁₈).

The spelling of 55601461 in words is "fifty-five million, six hundred one thousand, four hundred sixty-one".