100577434 has 4 divisors (see below), whose sum is σ = 150866154. Its totient is φ = 50288716.

The previous prime is 100577401. The next prime is 100577441. The reversal of 100577434 is 434775001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 434775001 = 199 ⋅2184799.

It can be written as a sum of positive squares in only one way, i.e., 95942025 + 4635409 = 9795^2 + 2153^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100577396 and 100577405.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25144357 + ... + 25144360.

Almost surely, 2^100577434 is an apocalyptic number.

100577434 is a deficient number, since it is larger than the sum of its proper divisors (50288720).

100577434 is an equidigital number, since it uses as much as digits as its factorization.

100577434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50288719.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 100577434 is about 10028.8301411481. The cubic root of 100577434 is about 465.0505729864.

The spelling of 100577434 in words is "one hundred million, five hundred seventy-seven thousand, four hundred thirty-four".