100949355 has 64 divisors (see below), whose sum is σ = 195592320. Its totient is φ = 49102848.

The previous prime is 100949353. The next prime is 100949371. The reversal of 100949355 is 553949001.

It is not a de Polignac number, because 100949355 - 2¹ = 100949353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100949351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 169939 + ... + 170531.

It is an arithmetic number, because the mean of its divisors is an integer number (3056130).

Almost surely, 2^100949355 is an apocalyptic number.

100949355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

100949355 is a deficient number, since it is larger than the sum of its proper divisors (94642965).

100949355 is a wasteful number, since it uses less digits than its factorization.

100949355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717 (or 711 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 36.

The square root of 100949355 is about 10047.3556222521. The cubic root of 100949355 is about 465.6230980809.

The spelling of 100949355 in words is "one hundred million, nine hundred forty-nine thousand, three hundred fifty-five".