61112663 has 2 divisors, whose sum is σ = 61112664. Its totient is φ = 61112662.

The previous prime is 61112627. The next prime is 61112677. The reversal of 61112663 is 36621116.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61112663 - 2²⁰ = 60064087 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 (61112963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30556331 + 30556332.

It is an arithmetic number, because the mean of its divisors is an integer number (30556332).

Almost surely, 2^61112663 is an apocalyptic number.

61112663 is a deficient number, since it is larger than the sum of its proper divisors (1).

61112663 is an equidigital number, since it uses as much as digits as its factorization.

61112663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 26.

The square root of 61112663 is about 7817.4588582224. The cubic root of 61112663 is about 393.8919176681.

Adding to 61112663 its reverse (36621116), we get a palindrome (97733779).

The spelling of 61112663 in words is "sixty-one million, one hundred twelve thousand, six hundred sixty-three".