101994037 has 2 divisors, whose sum is σ = 101994038. Its totient is φ = 101994036.

The previous prime is 101994031. The next prime is 101994047. The reversal of 101994037 is 730499101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101787921 + 206116 = 10089^2 + 454^2 .

It is a cyclic number.

It is not a de Polignac number, because 101994037 - 2⁷ = 101993909 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101993993 and 101994011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101994031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50997018 + 50997019.

It is an arithmetic number, because the mean of its divisors is an integer number (50997019).

Almost surely, 2^101994037 is an apocalyptic number.

It is an amenable number.

101994037 is a deficient number, since it is larger than the sum of its proper divisors (1).

101994037 is an equidigital number, since it uses as much as digits as its factorization.

101994037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 101994037 is about 10099.2097215574. The cubic root of 101994037 is about 467.2237677247.

The spelling of 101994037 in words is "one hundred one million, nine hundred ninety-four thousand, thirty-seven".