61051103 has 2 divisors, whose sum is σ = 61051104. Its totient is φ = 61051102.

The previous prime is 61051069. The next prime is 61051117. The reversal of 61051103 is 30115016.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61051103 - 2²² = 56856799 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 (61051303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30525551 + 30525552.

It is an arithmetic number, because the mean of its divisors is an integer number (30525552).

Almost surely, 2^61051103 is an apocalyptic number.

61051103 is a deficient number, since it is larger than the sum of its proper divisors (1).

61051103 is an equidigital number, since it uses as much as digits as its factorization.

61051103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 61051103 is about 7813.5205253458. The cubic root of 61051103 is about 393.7596148488.

Adding to 61051103 its reverse (30115016), we get a palindrome (91166119).

The spelling of 61051103 in words is "sixty-one million, fifty-one thousand, one hundred three".