61162427 has 2 divisors, whose sum is σ = 61162428. Its totient is φ = 61162426.

The previous prime is 61162403. The next prime is 61162441. The reversal of 61162427 is 72426116.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61162427 - 2¹⁰ = 61161403 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 61162427.

It is not a weakly prime, because it can be changed into another prime (61162487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30581213 + 30581214.

It is an arithmetic number, because the mean of its divisors is an integer number (30581214).

Almost surely, 2^61162427 is an apocalyptic number.

61162427 is a deficient number, since it is larger than the sum of its proper divisors (1).

61162427 is an equidigital number, since it uses as much as digits as its factorization.

61162427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4032, while the sum is 29.

The square root of 61162427 is about 7820.6410862537. The cubic root of 61162427 is about 393.9988039680.

The spelling of 61162427 in words is "sixty-one million, one hundred sixty-two thousand, four hundred twenty-seven".