100043357 has 2 divisors, whose sum is σ = 100043358. Its totient is φ = 100043356.

The previous prime is 100043347. The next prime is 100043371. The reversal of 100043357 is 753340001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96314596 + 3728761 = 9814^2 + 1931^2 .

It is an emirp because it is prime and its reverse (753340001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100043357 - 2¹⁰ = 100042333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100043347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50021678 + 50021679.

It is an arithmetic number, because the mean of its divisors is an integer number (50021679).

Almost surely, 2^100043357 is an apocalyptic number.

It is an amenable number.

100043357 is a deficient number, since it is larger than the sum of its proper divisors (1).

100043357 is an equidigital number, since it uses as much as digits as its factorization.

100043357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 100043357 is about 10002.1676150722. The cubic root of 100043357 is about 464.2259554577.

Adding to 100043357 its reverse (753340001), we get a palindrome (853383358).

The spelling of 100043357 in words is "one hundred million, forty-three thousand, three hundred fifty-seven".