100406597 has 2 divisors, whose sum is σ = 100406598. Its totient is φ = 100406596.

The previous prime is 100406557. The next prime is 100406611. The reversal of 100406597 is 795604001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90364036 + 10042561 = 9506^2 + 3169^2 .

It is a cyclic number.

It is not a de Polignac number, because 100406597 - 2¹⁶ = 100341061 is a prime.

It is a super-2 number, since 2×100406597² = 20162969442240818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100406557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50203298 + 50203299.

It is an arithmetic number, because the mean of its divisors is an integer number (50203299).

Almost surely, 2^100406597 is an apocalyptic number.

It is an amenable number.

100406597 is a deficient number, since it is larger than the sum of its proper divisors (1).

100406597 is an equidigital number, since it uses as much as digits as its factorization.

100406597 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 100406597 is about 10020.3092267654. The cubic root of 100406597 is about 464.7871180329.

The spelling of 100406597 in words is "one hundred million, four hundred six thousand, five hundred ninety-seven".