100840951 has 8 divisors (see below), whose sum is σ = 101645280. Its totient is φ = 100039968.

The previous prime is 100840939. The next prime is 100840969. The reversal of 100840951 is 159048001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100840951 - 2¹⁹ = 100316663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100840981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109270 + ... + 110188.

It is an arithmetic number, because the mean of its divisors is an integer number (12705660).

Almost surely, 2^100840951 is an apocalyptic number.

100840951 is a deficient number, since it is larger than the sum of its proper divisors (804329).

100840951 is an equidigital number, since it uses as much as digits as its factorization.

100840951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1673.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 100840951 is about 10041.9595199343. The cubic root of 100840951 is about 465.4563693131.

Adding to 100840951 its reverse (159048001), we get a palindrome (259888952).

The spelling of 100840951 in words is "one hundred million, eight hundred forty thousand, nine hundred fifty-one".