61190263 has 2 divisors, whose sum is σ = 61190264. Its totient is φ = 61190262.

The previous prime is 61190243. The next prime is 61190299. The reversal of 61190263 is 36209116.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61190263 - 2¹⁷ = 61059191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61190243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30595131 + 30595132.

It is an arithmetic number, because the mean of its divisors is an integer number (30595132).

Almost surely, 2^61190263 is an apocalyptic number.

61190263 is a deficient number, since it is larger than the sum of its proper divisors (1).

61190263 is an equidigital number, since it uses as much as digits as its factorization.

61190263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 61190263 is about 7822.4205333132. The cubic root of 61190263 is about 394.0585666243.

Adding to 61190263 its reverse (36209116), we get a palindrome (97399379).

The spelling of 61190263 in words is "sixty-one million, one hundred ninety thousand, two hundred sixty-three".