100400352613 has 4 divisors (see below), whose sum is σ = 109527657408. Its totient is φ = 91273047820.

The previous prime is 100400352587. The next prime is 100400352617. The reversal of 100400352613 is 316253004001.

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 100400352613 - 2¹⁷ = 100400221541 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 (100400352617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4563652381 + ... + 4563652402.

It is an arithmetic number, because the mean of its divisors is an integer number (27381914352).

Almost surely, 2^100400352613 is an apocalyptic number.

It is an amenable number.

100400352613 is a deficient number, since it is larger than the sum of its proper divisors (9127304795).

100400352613 is an equidigital number, since it uses as much as digits as its factorization.

100400352613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9127304794.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 100400352613 its reverse (316253004001), we get a palindrome (416653356614).

The spelling of 100400352613 in words is "one hundred billion, four hundred million, three hundred fifty-two thousand, six hundred thirteen".