100994437 has 2 divisors, whose sum is σ = 100994438. Its totient is φ = 100994436.

The previous prime is 100994429. The next prime is 100994473. The reversal of 100994437 is 734499001.

Together with next prime (100994473) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83429956 + 17564481 = 9134^2 + 4191^2 .

It is a cyclic number.

It is not a de Polignac number, because 100994437 - 2³ = 100994429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100994396 and 100994405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100994737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50497218 + 50497219.

It is an arithmetic number, because the mean of its divisors is an integer number (50497219).

Almost surely, 2^100994437 is an apocalyptic number.

It is an amenable number.

100994437 is a deficient number, since it is larger than the sum of its proper divisors (1).

100994437 is an equidigital number, since it uses as much as digits as its factorization.

100994437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 100994437 is about 10049.5988477153. The cubic root of 100994437 is about 465.6924004769.

The spelling of 100994437 in words is "one hundred million, nine hundred ninety-four thousand, four hundred thirty-seven".