100455434 has 4 divisors (see below), whose sum is σ = 150683154. Its totient is φ = 50227716.

The previous prime is 100455427. The next prime is 100455461. The reversal of 100455434 is 434554001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 63282025 + 37173409 = 7955^2 + 6097^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25113857 + ... + 25113860.

Almost surely, 2^100455434 is an apocalyptic number.

100455434 is a deficient number, since it is larger than the sum of its proper divisors (50227720).

100455434 is an equidigital number, since it uses as much as digits as its factorization.

100455434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50227719.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 100455434 is about 10022.7458313578. The cubic root of 100455434 is about 464.8624621172.

The spelling of 100455434 in words is "one hundred million, four hundred fifty-five thousand, four hundred thirty-four".