61124461 has 2 divisors, whose sum is σ = 61124462. Its totient is φ = 61124460.

The previous prime is 61124449. The next prime is 61124471. The reversal of 61124461 is 16442116.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38514436 + 22610025 = 6206^2 + 4755^2 .

It is a cyclic number.

It is not a de Polignac number, because 61124461 - 2⁵ = 61124429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61124411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30562230 + 30562231.

It is an arithmetic number, because the mean of its divisors is an integer number (30562231).

Almost surely, 2^61124461 is an apocalyptic number.

It is an amenable number.

61124461 is a deficient number, since it is larger than the sum of its proper divisors (1).

61124461 is an equidigital number, since it uses as much as digits as its factorization.

61124461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152, while the sum is 25.

The square root of 61124461 is about 7818.2134148410. The cubic root of 61124461 is about 393.9172634126.

Adding to 61124461 its reverse (16442116), we get a palindrome (77566577).

The spelling of 61124461 in words is "sixty-one million, one hundred twenty-four thousand, four hundred sixty-one".