100551541 has 2 divisors, whose sum is σ = 100551542. Its totient is φ = 100551540.

The previous prime is 100551527. The next prime is 100551551. The reversal of 100551541 is 145155001.

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., 76492516 + 24059025 = 8746^2 + 4905^2 .

It is a cyclic number.

It is not a de Polignac number, because 100551541 - 2⁹ = 100551029 is a prime.

It is a super-2 number, since 2×100551541² = 20221224794949362, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100551551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50275770 + 50275771.

It is an arithmetic number, because the mean of its divisors is an integer number (50275771).

Almost surely, 2^100551541 is an apocalyptic number.

It is an amenable number.

100551541 is a deficient number, since it is larger than the sum of its proper divisors (1).

100551541 is an equidigital number, since it uses as much as digits as its factorization.

100551541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 500, while the sum is 22.

The square root of 100551541 is about 10027.5391298164. The cubic root of 100551541 is about 465.0106614891.

The spelling of 100551541 in words is "one hundred million, five hundred fifty-one thousand, five hundred forty-one".