1110001401 has 12 divisors (see below), whose sum is σ = 1662718512. Its totient is φ = 740000772.

The previous prime is 1110001393. The next prime is 1110001421. The reversal of 1110001401 is 1041000111.

It is not a de Polignac number, because 1110001401 - 2³ = 1110001393 is a prime.

It is a super-2 number, since 2×1110001401² = 2464206220443925602, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1110001421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2283711 + ... + 2284196.

It is an arithmetic number, because the mean of its divisors is an integer number (138559876).

Almost surely, 2^1110001401 is an apocalyptic number.

It is an amenable number.

1110001401 is a deficient number, since it is larger than the sum of its proper divisors (552717111).

1110001401 is an frugal number, since it uses more digits than its factorization.

1110001401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4567922 (or 4567910 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 1110001401 is about 33316.6835234241. The cubic root of 1110001401 is about 1035.3992410620.

Adding to 1110001401 its reverse (1041000111), we get a palindrome (2151001512).

The spelling of 1110001401 in words is "one billion, one hundred ten million, one thousand, four hundred one".