101204993 has 2 divisors, whose sum is σ = 101204994. Its totient is φ = 101204992.

The previous prime is 101204977. The next prime is 101205011. The reversal of 101204993 is 399402101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65480464 + 35724529 = 8092^2 + 5977^2 .

It is a cyclic number.

It is not a de Polignac number, because 101204993 - 2⁴ = 101204977 is a prime.

It is not a weakly prime, because it can be changed into another prime (101200993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50602496 + 50602497.

It is an arithmetic number, because the mean of its divisors is an integer number (50602497).

Almost surely, 2^101204993 is an apocalyptic number.

It is an amenable number.

101204993 is a deficient number, since it is larger than the sum of its proper divisors (1).

101204993 is an equidigital number, since it uses as much as digits as its factorization.

101204993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 101204993 is about 10060.0692343542. The cubic root of 101204993 is about 466.0158053055.

The spelling of 101204993 in words is "one hundred one million, two hundred four thousand, nine hundred ninety-three".