61324699 has 2 divisors, whose sum is σ = 61324700. Its totient is φ = 61324698.

The previous prime is 61324687. The next prime is 61324709. The reversal of 61324699 is 99642316.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61324699 - 2⁵ = 61324667 is a prime.

It is not a weakly prime, because it can be changed into another prime (61324639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30662349 + 30662350.

It is an arithmetic number, because the mean of its divisors is an integer number (30662350).

Almost surely, 2^61324699 is an apocalyptic number.

61324699 is a deficient number, since it is larger than the sum of its proper divisors (1).

61324699 is an equidigital number, since it uses as much as digits as its factorization.

61324699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69984, while the sum is 40.

The square root of 61324699 is about 7831.0088111303. The cubic root of 61324699 is about 394.3469398939.

The spelling of 61324699 in words is "sixty-one million, three hundred twenty-four thousand, six hundred ninety-nine".