100780151 has 2 divisors, whose sum is σ = 100780152. Its totient is φ = 100780150.

The previous prime is 100780117. The next prime is 100780171. The reversal of 100780151 is 151087001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100780151 - 2⁶ = 100780087 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100780111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50390075 + 50390076.

It is an arithmetic number, because the mean of its divisors is an integer number (50390076).

Almost surely, 2^100780151 is an apocalyptic number.

100780151 is a deficient number, since it is larger than the sum of its proper divisors (1).

100780151 is an equidigital number, since it uses as much as digits as its factorization.

100780151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 280, while the sum is 23.

The square root of 100780151 is about 10038.9317658803. The cubic root of 100780151 is about 465.3628046899.

The spelling of 100780151 in words is "one hundred million, seven hundred eighty thousand, one hundred fifty-one".