100403413 has 4 divisors (see below), whose sum is σ = 109531008. Its totient is φ = 91275820.

The previous prime is 100403341. The next prime is 100403417. The reversal of 100403413 is 314304001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100403413 - 2²¹ = 98306261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100403417) 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, 4563781 + ... + 4563802.

It is an arithmetic number, because the mean of its divisors is an integer number (27382752).

Almost surely, 2^100403413 is an apocalyptic number.

It is an amenable number.

100403413 is a deficient number, since it is larger than the sum of its proper divisors (9127595).

100403413 is an equidigital number, since it uses as much as digits as its factorization.

100403413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9127594.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 100403413 is about 10020.1503481734. The cubic root of 100403413 is about 464.7822050164.

Adding to 100403413 its reverse (314304001), we get a palindrome (414707414).

The spelling of 100403413 in words is "one hundred million, four hundred three thousand, four hundred thirteen".