100354997 has 2 divisors, whose sum is σ = 100354998. Its totient is φ = 100354996.

The previous prime is 100354951. The next prime is 100355009. The reversal of 100354997 is 799453001.

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., 82428241 + 17926756 = 9079^2 + 4234^2 .

It is a cyclic number.

It is not a de Polignac number, because 100354997 - 2⁸ = 100354741 is a prime.

It is a super-2 number, since 2×100354997² = 20142250845740018, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100354997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100354937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50177498 + 50177499.

It is an arithmetic number, because the mean of its divisors is an integer number (50177499).

Almost surely, 2^100354997 is an apocalyptic number.

It is an amenable number.

100354997 is a deficient number, since it is larger than the sum of its proper divisors (1).

100354997 is an equidigital number, since it uses as much as digits as its factorization.

100354997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 100354997 is about 10017.7341250405. The cubic root of 100354997 is about 464.7074847367.

The spelling of 100354997 in words is "one hundred million, three hundred fifty-four thousand, nine hundred ninety-seven".