61626011 has 2 divisors, whose sum is σ = 61626012. Its totient is φ = 61626010.

The previous prime is 61625989. The next prime is 61626023. The reversal of 61626011 is 11062616.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61626011 - 2¹⁰ = 61624987 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (61626041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30813005 + 30813006.

It is an arithmetic number, because the mean of its divisors is an integer number (30813006).

Almost surely, 2^61626011 is an apocalyptic number.

61626011 is a deficient number, since it is larger than the sum of its proper divisors (1).

61626011 is an equidigital number, since it uses as much as digits as its factorization.

61626011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 61626011 is about 7850.2236273879. The cubic root of 61626011 is about 394.9917447401.

Adding to 61626011 its reverse (11062616), we get a palindrome (72688627).

The spelling of 61626011 in words is "sixty-one million, six hundred twenty-six thousand, eleven".