100077427 has 8 divisors (see below), whose sum is σ = 105541200. Its totient is φ = 94633344.

The previous prime is 100077401. The next prime is 100077443. The reversal of 100077427 is 724770001.

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 100077427 - 2²³ = 91688819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100077395 and 100077404.

It is not an unprimeable number, because it can be changed into a prime (100071427) 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, 6183 + ... + 15439.

It is an arithmetic number, because the mean of its divisors is an integer number (13192650).

Almost surely, 2^100077427 is an apocalyptic number.

100077427 is a deficient number, since it is larger than the sum of its proper divisors (5463773).

100077427 is an equidigital number, since it uses as much as digits as its factorization.

100077427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9845.

The product of its (nonzero) digits is 2744, while the sum is 28.

The square root of 100077427 is about 10003.8706009224. The cubic root of 100077427 is about 464.2786472229.

The spelling of 100077427 in words is "one hundred million, seventy-seven thousand, four hundred twenty-seven".