100000401541 has 4 divisors (see below), whose sum is σ = 100001634892. Its totient is φ = 99999168192.

The previous prime is 100000401539. The next prime is 100000401547. The reversal of 100000401541 is 145104000001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 145104000001 = 149 ⋅973852349.

It can be written as a sum of positive squares in 2 ways, for example, as 5707802500 + 94292599041 = 75550^2 + 307071^2 .

It is a cyclic number.

It is not a de Polignac number, because 100000401541 - 2¹ = 100000401539 is a prime.

It is a super-2 number, since 2×100000401541² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100000401547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 485796 + ... + 660301.

It is an arithmetic number, because the mean of its divisors is an integer number (25000408723).

Almost surely, 2^100000401541 is an apocalyptic number.

It is an amenable number.

100000401541 is a deficient number, since it is larger than the sum of its proper divisors (1233351).

100000401541 is an equidigital number, since it uses as much as digits as its factorization.

100000401541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233350.

The product of its (nonzero) digits is 80, while the sum is 16.

Adding to 100000401541 its reverse (145104000001), we get a palindrome (245104401542).

The spelling of 100000401541 in words is "one hundred billion, four hundred one thousand, five hundred forty-one".