61226923 has 2 divisors, whose sum is σ = 61226924. Its totient is φ = 61226922.

The previous prime is 61226887. The next prime is 61226929. The reversal of 61226923 is 32962216.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61226923 - 2⁹ = 61226411 is a prime.

It is a super-2 number, since 2×61226923² = 7497472200095858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (61226929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30613461 + 30613462.

It is an arithmetic number, because the mean of its divisors is an integer number (30613462).

Almost surely, 2^61226923 is an apocalyptic number.

61226923 is a deficient number, since it is larger than the sum of its proper divisors (1).

61226923 is an equidigital number, since it uses as much as digits as its factorization.

61226923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 31.

The square root of 61226923 is about 7824.7634469037. The cubic root of 61226923 is about 394.1372463702.

The spelling of 61226923 in words is "sixty-one million, two hundred twenty-six thousand, nine hundred twenty-three".