100090597 has 2 divisors, whose sum is σ = 100090598. Its totient is φ = 100090596.

The previous prime is 100090583. The next prime is 100090637. The reversal of 100090597 is 795090001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85544001 + 14546596 = 9249^2 + 3814^2 .

It is a cyclic number.

It is not a de Polignac number, because 100090597 - 2¹⁵ = 100057829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100090297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50045298 + 50045299.

It is an arithmetic number, because the mean of its divisors is an integer number (50045299).

Almost surely, 2^100090597 is an apocalyptic number.

It is an amenable number.

100090597 is a deficient number, since it is larger than the sum of its proper divisors (1).

100090597 is an equidigital number, since it uses as much as digits as its factorization.

100090597 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2835, while the sum is 31.

The square root of 100090597 is about 10004.5288244874. The cubic root of 100090597 is about 464.2990123934.

The spelling of 100090597 in words is "one hundred million, ninety thousand, five hundred ninety-seven".