100401527043 has 48 divisors (see below), whose sum is σ = 163120557600. Its totient is φ = 59133680640.

The previous prime is 100401527027. The next prime is 100401527071. The reversal of 100401527043 is 340725104001.

100401527043 is a `hidden beast` number, since 100 + 401 + 52 + 70 + 43 = 666.

It is a Cunningham number, because it is equal to 316862²-1.

It is not a de Polignac number, because 100401527043 - 2⁴ = 100401527027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100401526998 and 100401527016.

It is not an unprimeable number, because it can be changed into a prime (100401527003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 158433 + ... + 475293.

It is an arithmetic number, because the mean of its divisors is an integer number (3398344950).

Almost surely, 2^100401527043 is an apocalyptic number.

100401527043 is a deficient number, since it is larger than the sum of its proper divisors (62719030557).

100401527043 is a wasteful number, since it uses less digits than its factorization.

100401527043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317012 (or 317009 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The spelling of 100401527043 in words is "one hundred billion, four hundred one million, five hundred twenty-seven thousand, forty-three".