100234993457 has 2 divisors, whose sum is σ = 100234993458. Its totient is φ = 100234993456.

The previous prime is 100234993451. The next prime is 100234993477. The reversal of 100234993457 is 754399432001.

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., 96894615841 + 3340377616 = 311279^2 + 57796^2 .

It is a cyclic number.

It is not a de Polignac number, because 100234993457 - 2¹⁶ = 100234927921 is a prime.

It is not a weakly prime, because it can be changed into another prime (100234993451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50117496728 + 50117496729.

It is an arithmetic number, because the mean of its divisors is an integer number (50117496729).

Almost surely, 2^100234993457 is an apocalyptic number.

It is an amenable number.

100234993457 is a deficient number, since it is larger than the sum of its proper divisors (1).

100234993457 is an equidigital number, since it uses as much as digits as its factorization.

100234993457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 816480, while the sum is 47.

The spelling of 100234993457 in words is "one hundred billion, two hundred thirty-four million, nine hundred ninety-three thousand, four hundred fifty-seven".