100504919 has 2 divisors, whose sum is σ = 100504920. Its totient is φ = 100504918.

The previous prime is 100504897. The next prime is 100504939. The reversal of 100504919 is 919405001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100504919 is a prime.

It is a super-2 number, since 2×100504919² = 20202477486393122, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 100504891 and 100504900.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100504939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50252459 + 50252460.

It is an arithmetic number, because the mean of its divisors is an integer number (50252460).

Almost surely, 2^100504919 is an apocalyptic number.

100504919 is a deficient number, since it is larger than the sum of its proper divisors (1).

100504919 is an equidigital number, since it uses as much as digits as its factorization.

100504919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 100504919 is about 10025.2141623010. The cubic root of 100504919 is about 464.9387810107.

The spelling of 100504919 in words is "one hundred million, five hundred four thousand, nine hundred nineteen".