1100012401 has 4 divisors (see below), whose sum is σ = 1135496704. Its totient is φ = 1064528100.

The previous prime is 1100012377. The next prime is 1100012437. The reversal of 1100012401 is 1042100011.

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 1100012401 - 2⁷ = 1100012273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100012471) 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, 17742105 + ... + 17742166.

It is an arithmetic number, because the mean of its divisors is an integer number (283874176).

Almost surely, 2^1100012401 is an apocalyptic number.

It is an amenable number.

1100012401 is a deficient number, since it is larger than the sum of its proper divisors (35484303).

1100012401 is an equidigital number, since it uses as much as digits as its factorization.

1100012401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35484302.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1100012401 is about 33166.4348551363. The cubic root of 1100012401 is about 1032.2839946253.

Adding to 1100012401 its reverse (1042100011), we get a palindrome (2142112412).

The spelling of 1100012401 in words is "one billion, one hundred million, twelve thousand, four hundred one".