1400312011 has 8 divisors (see below), whose sum is σ = 1600619744. Its totient is φ = 1200070080.

The previous prime is 1400312003. The next prime is 1400312029. The reversal of 1400312011 is 1102130041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1400312011 - 2³ = 1400312003 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1400311982 and 1400312000.

It is not an unprimeable number, because it can be changed into a prime (1400312411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43951 + ... + 68791.

It is an arithmetic number, because the mean of its divisors is an integer number (200077468).

Almost surely, 2^1400312011 is an apocalyptic number.

1400312011 is a deficient number, since it is larger than the sum of its proper divisors (200307733).

1400312011 is an equidigital number, since it uses as much as digits as its factorization.

1400312011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32901.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1400312011 is about 37420.7430578282. The cubic root of 1400312011 is about 1118.7720414454.

Adding to 1400312011 its reverse (1102130041), we get a palindrome (2502442052).

The spelling of 1400312011 in words is "one billion, four hundred million, three hundred twelve thousand, eleven".