100140419 has 4 divisors (see below), whose sum is σ = 100648944. Its totient is φ = 99631896.

The previous prime is 100140377. The next prime is 100140427. The reversal of 100140419 is 914041001.

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

It is a cyclic number.

It is not a de Polignac number, because 100140419 - 2¹⁶ = 100074883 is a prime.

It is a super-2 number, since 2×100140419² = 20056207034991122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100140419.

It is not an unprimeable number, because it can be changed into a prime (100140449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253967 + ... + 254360.

It is an arithmetic number, because the mean of its divisors is an integer number (25162236).

Almost surely, 2^100140419 is an apocalyptic number.

100140419 is a deficient number, since it is larger than the sum of its proper divisors (508525).

100140419 is an equidigital number, since it uses as much as digits as its factorization.

100140419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508524.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 100140419 is about 10007.0184870420. The cubic root of 100140419 is about 464.3760375052.

The spelling of 100140419 in words is "one hundred million, one hundred forty thousand, four hundred nineteen".